2131303011000 has 128 divisors (see below), whose sum is σ = 6656770935360. Its totient is φ = 567740160000.

The previous prime is 2131303010983. The next prime is 2131303011007. The reversal of 2131303011000 is 1103031312.

It is a super-2 number, since 2×2131303011000² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2131303011007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2431900 + ... + 3190100.

Almost surely, 2^{2131303011000} is an apocalyptic number.

2131303011000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2131303011000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3328385467680).

2131303011000 is an abundant number, since it is smaller than the sum of its proper divisors (4525467924360).

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

2131303011000 is a wasteful number, since it uses less digits than its factorization.

2131303011000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759162 (or 759148 counting only the distinct ones).

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

Adding to 2131303011000 its reverse (1103031312), we get a palindrome (2132406042312).

The spelling of 2131303011000 in words is "two trillion, one hundred thirty-one billion, three hundred three million, eleven thousand".