20132113021000 has 64 divisors (see below), whose sum is σ = 47109815466480. Its totient is φ = 8052730508800.

The previous prime is 20132113020947. The next prime is 20132113021037. The reversal of 20132113021000 is 12031123102.

It can be written as a sum of positive squares in 8 ways, for example, as 2457639394596 + 17674473626404 = 1567686^2 + 4204102^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122695014 + ... + 122858986.

Almost surely, 2^{20132113021000} is an apocalyptic number.

20132113021000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20132113021000 is an abundant number, since it is smaller than the sum of its proper divisors (26977702445480).

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

20132113021000 is a wasteful number, since it uses less digits than its factorization.

20132113021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286771 (or 286757 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 20132113021000 its reverse (12031123102), we get a palindrome (20144144144102).

The spelling of 20132113021000 in words is "twenty trillion, one hundred thirty-two billion, one hundred thirteen million, twenty-one thousand".