20003130111300 has 144 divisors (see below), whose sum is σ = 66146030466432. Its totient is φ = 4571981798400.

The previous prime is 20003130111277. The next prime is 20003130111311. The reversal of 20003130111300 is 311103130002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 20003130111300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 65015830 + ... + 65322770.

Almost surely, 2^{20003130111300} is an apocalyptic number.

20003130111300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20003130111300 is an abundant number, since it is smaller than the sum of its proper divisors (46142900355132).

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

20003130111300 is a wasteful number, since it uses less digits than its factorization.

20003130111300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337998 (or 337991 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 20003130111300 its reverse (311103130002), we get a palindrome (20314233241302).

The spelling of 20003130111300 in words is "twenty trillion, three billion, one hundred thirty million, one hundred eleven thousand, three hundred".