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2202022020220 = 22511101499198599
BaseRepresentation
bin100000000010110010101…
…111011000010001111100
321210111210200220210202021
4200002302233120101330
5242034220114121340
64403332302005524
7315043105225531
oct40026257302174
97714720823667
102202022020220
11779966029780
122b69248768a4
1312c85a76a6c9
147881531cd88
153c42dc13e4a
hex200b2bd847c

2202022020220 has 96 divisors (see below), whose sum is σ = 5104814400000. Its totient is φ = 791214432000.

The previous prime is 2202022020203. The next prime is 2202022020239. The reversal of 2202022020220 is 220202202022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2202022020194 and 2202022020203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10988481 + ... + 11187079.

It is an arithmetic number, because the mean of its divisors is an integer number (53175150000).

Almost surely, 22202022020220 is an apocalyptic number.

2202022020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2202022020220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2552407200000).

2202022020220 is an abundant number, since it is smaller than the sum of its proper divisors (2902792379780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2202022020220 is a wasteful number, since it uses less digits than its factorization.

2202022020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199219 (or 199217 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 2202022020220 its reverse (220202202022), we get a palindrome (2422224222242).

It can be divided in two parts, 220202 and 2020220, that added together give a palindrome (2240422).

The spelling of 2202022020220 in words is "two trillion, two hundred two billion, twenty-two million, twenty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 101 110 202 220 404 499 505 998 1010 1111 1996 2020 2222 2495 4444 4990 5489 5555 9980 10978 11110 21956 22220 27445 50399 54890 100798 109780 198599 201596 251995 397198 503990 554389 794396 992995 1007980 1108778 1985990 2184589 2217556 2771945 3971980 4369178 5543890 8738356 10922945 11087780 20058499 21845890 40116998 43691780 80233996 99100901 100292495 198201802 200584990 220643489 396403604 401169980 441286978 495504505 882573956 991009010 1090109911 1103217445 1982018020 2180219822 2206434890 4360439644 4412869780 5450549555 10009191001 10901099110 20018382002 21802198220 40036764004 50045955005 100091910010 110101101011 200183820020 220202202022 440404404044 550505505055 1101011010110 2202022020220