20113300031000 has 128 divisors (see below), whose sum is σ = 52312521418560. Its totient is φ = 7175928448000.

The previous prime is 20113300030991. The next prime is 20113300031021. The reversal of 20113300031000 is 13000331102.

It is a super-2 number, since 2×20113300031000² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16666829 + ... + 17832828.

Almost surely, 2^{20113300031000} is an apocalyptic number.

20113300031000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20113300031000 is an abundant number, since it is smaller than the sum of its proper divisors (32199221387560).

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

20113300031000 is a wasteful number, since it uses less digits than its factorization.

20113300031000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34499742 (or 34499728 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 20113300031000 its reverse (13000331102), we get a palindrome (20126300362102).

The spelling of 20113300031000 in words is "twenty trillion, one hundred thirteen billion, three hundred million, thirty-one thousand".