22051117102 has 24 divisors (see below), whose sum is σ = 38485305144. Its totient is φ = 9448426512.

The previous prime is 22051117091. The next prime is 22051117139. The reversal of 22051117102 is 20171115022.

It is a super-2 number, since 2×22051117102² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 482548 + ... + 526264.

It is an arithmetic number, because the mean of its divisors is an integer number (1603554381).

Almost surely, 2^22051117102 is an apocalyptic number.

22051117102 is a deficient number, since it is larger than the sum of its proper divisors (16434188042).

22051117102 is a wasteful number, since it uses less digits than its factorization.

22051117102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48880 (or 48873 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 22.

The spelling of 22051117102 in words is "twenty-two billion, fifty-one million, one hundred seventeen thousand, one hundred two".