13320403031000 has 64 divisors (see below), whose sum is σ = 33567415670880. Its totient is φ = 4918302652800.

The previous prime is 13320403030903. The next prime is 13320403031017. The reversal of 13320403031000 is 13030402331.

It is a super-2 number, since 2×13320403031000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 512310194 + ... + 512336193.

Almost surely, 2^{13320403031000} is an apocalyptic number.

13320403031000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13320403031000 is an abundant number, since it is smaller than the sum of its proper divisors (20247012639880).

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

13320403031000 is a wasteful number, since it uses less digits than its factorization.

13320403031000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024646421 (or 1024646407 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13320403031000 its reverse (13030402331), we get a palindrome (13333433433331).

The spelling of 13320403031000 in words is "thirteen trillion, three hundred twenty billion, four hundred three million, thirty-one thousand".