20113101320232 has 128 divisors (see below), whose sum is σ = 50979848325120. Its totient is φ = 6611972640000.

The previous prime is 20113101320219. The next prime is 20113101320237. The reversal of 20113101320232 is 23202310131102.

It is a junction number, because it is equal to n+sod(n) for n = 20113101320199 and 20113101320208.

It is not an unprimeable number, because it can be changed into a prime (20113101320237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1163203507 + ... + 1163220797.

It is an arithmetic number, because the mean of its divisors is an integer number (398280065040).

Almost surely, 2^{20113101320232} is an apocalyptic number.

It is an amenable number.

20113101320232 is an abundant number, since it is smaller than the sum of its proper divisors (30866747004888).

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

20113101320232 is a wasteful number, since it uses less digits than its factorization.

20113101320232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19255 (or 19251 counting only the distinct ones).

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

Adding to 20113101320232 its reverse (23202310131102), we get a palindrome (43315411451334).

The spelling of 20113101320232 in words is "twenty trillion, one hundred thirteen billion, one hundred one million, three hundred twenty thousand, two hundred thirty-two".