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222033130220 = 225112815135851
BaseRepresentation
bin1100111011001000110…
…1001011001011101100
3210020002212111200002102
43032302031023023230
512114210440131340
6250000044314232
722020121316156
oct3166215131354
9706085450072
10222033130220
1186188a06030
1237046542978
1317c25ca0b35
14aa64407ad6
155b97949215
hex33b234b2ec

222033130220 has 48 divisors (see below), whose sum is σ = 508689974016. Its totient is φ = 80734200000.

The previous prime is 222033130213. The next prime is 222033130229. The reversal of 222033130220 is 22031330222.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 222033130192 and 222033130201.

It is not an unprimeable number, because it can be changed into a prime (222033130229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6175295 + ... + 6211145.

It is an arithmetic number, because the mean of its divisors is an integer number (10597707792).

Almost surely, 2222033130220 is an apocalyptic number.

222033130220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222033130220 is an abundant number, since it is smaller than the sum of its proper divisors (286656843796).

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

222033130220 is a wasteful number, since it uses less digits than its factorization.

222033130220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64022 (or 64020 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 222033130220 its reverse (22031330222), we get a palindrome (244064460442).

It can be divided in two parts, 222033 and 130220, that added together give a palindrome (352253).

The spelling of 222033130220 in words is "two hundred twenty-two billion, thirty-three million, one hundred thirty thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 28151 35851 56302 71702 112604 140755 143404 179255 281510 309661 358510 394361 563020 619322 717020 788722 1238644 1548305 1577444 1971805 3096610 3943610 6193220 7887220 1009241501 2018483002 4036966004 5046207505 10092415010 11101656511 20184830020 22203313022 44406626044 55508282555 111016565110 222033130220