22310021012112 has 60 divisors (see below), whose sum is σ = 62450897200380. Its totient is φ = 7435027079424.

The previous prime is 22310021012099. The next prime is 22310021012113. The reversal of 22310021012112 is 21121012001322.

22310021012112 is a `hidden beast` number, since 22 + 310 + 0 + 210 + 12 + 112 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3187381784976 + 19122639227136 = 1785324^2 + 4372944^2 .

It is a super-3 number, since 3×22310021012112³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (22310021012113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16499287 + ... + 17800182.

It is an arithmetic number, because the mean of its divisors is an integer number (1040848286673).

Almost surely, 2^{22310021012112} is an apocalyptic number.

It is an amenable number.

22310021012112 is an abundant number, since it is smaller than the sum of its proper divisors (40140876188268).

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

22310021012112 is a wasteful number, since it uses less digits than its factorization.

22310021012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34304000 (or 34303991 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 22310021012112 its reverse (21121012001322), we get a palindrome (43431033013434).

The spelling of 22310021012112 in words is "twenty-two trillion, three hundred ten billion, twenty-one million, twelve thousand, one hundred twelve".