20112330112232 has 16 divisors (see below), whose sum is σ = 39928890664260. Its totient is φ = 9464625935104.

The previous prime is 20112330112219. The next prime is 20112330112253. The reversal of 20112330112232 is 23221103321102.

It can be written as a sum of positive squares in 2 ways, for example, as 16495083679396 + 3617246432836 = 4061414^2 + 1901906^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20112330112198 and 20112330112207.

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, 73942389983 + ... + 73942390254.

Almost surely, 2^{20112330112232} is an apocalyptic number.

It is an amenable number.

20112330112232 is a deficient number, since it is larger than the sum of its proper divisors (19816560552028).

20112330112232 is a wasteful number, since it uses less digits than its factorization.

20112330112232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147884780260 (or 147884780256 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 20112330112232 its reverse (23221103321102), we get a palindrome (43333433433334).

The spelling of 20112330112232 in words is "twenty trillion, one hundred twelve billion, three hundred thirty million, one hundred twelve thousand, two hundred thirty-two".