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10031023122 = 2361103266089
BaseRepresentation
bin10010101011110010…
…10100010000010010
3221220002010202211220
421111321110100102
5131020420214442
64335211345510
7503402201241
oct112571242022
927802122756
1010031023122
11428828415a
121b3b452296
13c3b260053
146b231a958
153da989eec
hex255e54412

10031023122 has 32 divisors (see below), whose sum is σ = 20588979840. Its totient is φ = 3256917120.

The previous prime is 10031023117. The next prime is 10031023157. The reversal of 10031023122 is 22132013001.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95347 + ... + 170742.

It is an arithmetic number, because the mean of its divisors is an integer number (643405620).

Almost surely, 210031023122 is an apocalyptic number.

10031023122 is an abundant number, since it is smaller than the sum of its proper divisors (10557956718).

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

10031023122 is a wasteful number, since it uses less digits than its factorization.

10031023122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266258.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10031023122 its reverse (22132013001), we get a palindrome (32163036123).

The spelling of 10031023122 in words is "ten billion, thirty-one million, twenty-three thousand, one hundred twenty-two".

Divisors: 1 2 3 6 61 103 122 183 206 309 366 618 6283 12566 18849 37698 266089 532178 798267 1596534 16231429 27407167 32462858 48694287 54814334 82221501 97388574 164443002 1671837187 3343674374 5015511561 10031023122