22031213010132 has 12 divisors (see below), whose sum is σ = 51406163690336. Its totient is φ = 7343737670040.

The previous prime is 22031213010113. The next prime is 22031213010197. The reversal of 22031213010132 is 23101031213022.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 22031213010099 and 22031213010108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 917967208744 + ... + 917967208767.

Almost surely, 2^{22031213010132} is an apocalyptic number.

It is an amenable number.

22031213010132 is an abundant number, since it is smaller than the sum of its proper divisors (29374950680204).

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

22031213010132 is a wasteful number, since it uses less digits than its factorization.

22031213010132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1835934417518 (or 1835934417516 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 22031213010132 its reverse (23101031213022), we get a palindrome (45132244223154).

The spelling of 22031213010132 in words is "twenty-two trillion, thirty-one billion, two hundred thirteen million, ten thousand, one hundred thirty-two".