10021000131000 has 160 divisors (see below), whose sum is σ = 35028962963280. Its totient is φ = 2672266680000.

The previous prime is 10021000130959. The next prime is 10021000131019. The reversal of 10021000131000 is 13100012001.

It is a super-2 number, since 2×10021000131000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 61777026 + ... + 61939025.

Almost surely, 2^{10021000131000} is an apocalyptic number.

10021000131000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021000131000 is an abundant number, since it is smaller than the sum of its proper divisors (25007962832280).

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

10021000131000 is a wasteful number, since it uses less digits than its factorization.

10021000131000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123716084 (or 123716061 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 10021000131000 its reverse (13100012001), we get a palindrome (10034100143001).

The spelling of 10021000131000 in words is "ten trillion, twenty-one billion, one hundred thirty-one thousand".