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101020002112220 = 2256643176033781
BaseRepresentation
bin10110111110000010001101…
…010101110101001011011100
3111020200102021122020112102212
4112332002031111311023130
5101220102431020042340
6554503540455535552
730164311553063252
oct2676021525651334
9436612248215385
10101020002112220
112a208384674024
12b3b642a38a5b8
13444a1b7378939
141ad35739305d2
15ba2b6706ca65
hex5be08d5752dc

101020002112220 has 24 divisors (see below), whose sum is σ = 212145200644608. Its totient is φ = 40407392043200.

The previous prime is 101020002112207. The next prime is 101020002112223. The reversal of 101020002112220 is 22211200020101.

It is a super-2 number, since 2×1010200021122202 (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101020002112195 and 101020002112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101020002112223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36688271 + ... + 39345510.

It is an arithmetic number, because the mean of its divisors is an integer number (8839383360192).

Almost surely, 2101020002112220 is an apocalyptic number.

101020002112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101020002112220 is an abundant number, since it is smaller than the sum of its proper divisors (111125198532388).

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

101020002112220 is a wasteful number, since it uses less digits than its factorization.

101020002112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76100221 (or 76100219 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101020002112220 its reverse (22211200020101), we get a palindrome (123231202132321).

The spelling of 101020002112220 in words is "one hundred one trillion, twenty billion, two million, one hundred twelve thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 66431 132862 265724 332155 664310 1328620 76033781 152067562 304135124 380168905 760337810 1520675620 5051000105611 10102000211222 20204000422444 25255000528055 50510001056110 101020002112220