22102251231032 has 32 divisors (see below), whose sum is σ = 47362802785920. Its totient is φ = 9472226212320.

The previous prime is 22102251231029. The next prime is 22102251231043. The reversal of 22102251231032 is 23013215220122.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22102251230992 and 22102251231010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254858 + ... + 6653529.

It is an arithmetic number, because the mean of its divisors is an integer number (1480087587060).

Almost surely, 2^{22102251231032} is an apocalyptic number.

It is an amenable number.

22102251231032 is an abundant number, since it is smaller than the sum of its proper divisors (25260551554888).

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

22102251231032 is a wasteful number, since it uses less digits than its factorization.

22102251231032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6965531 (or 6965527 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 22102251231032 its reverse (23013215220122), we get a palindrome (45115466451154).

The spelling of 22102251231032 in words is "twenty-two trillion, one hundred two billion, two hundred fifty-one million, two hundred thirty-one thousand, thirty-two".