12300031131000 has 128 divisors (see below), whose sum is σ = 40633514775360. Its totient is φ = 3087066624000.

The previous prime is 12300031130999. The next prime is 12300031131041. The reversal of 12300031131000 is 13113000321.

It is a super-2 number, since 2×12300031131000² (a number of 27 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 an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 120537541 + ... + 120639540.

Almost surely, 2^{12300031131000} is an apocalyptic number.

12300031131000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12300031131000 is an abundant number, since it is smaller than the sum of its proper divisors (28333483644360).

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

12300031131000 is a wasteful number, since it uses less digits than its factorization.

12300031131000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241177122 (or 241177108 counting only the distinct ones).

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

Adding to 12300031131000 its reverse (13113000321), we get a palindrome (12313144131321).

The spelling of 12300031131000 in words is "twelve trillion, three hundred billion, thirty-one million, one hundred thirty-one thousand".