30113431231000 has 64 divisors (see below), whose sum is σ = 75885846734880. Its totient is φ = 11118805372800.

The previous prime is 30113431230931. The next prime is 30113431231003. The reversal of 30113431231000 is 13213431103.

It is a super-2 number, since 2×30113431231000² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30113431231003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1158195894 + ... + 1158221893.

Almost surely, 2^{30113431231000} is an apocalyptic number.

It is an amenable number.

30113431231000 is an abundant number, since it is smaller than the sum of its proper divisors (45772415503880).

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

30113431231000 is a wasteful number, since it uses less digits than its factorization.

30113431231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2316417821 (or 2316417807 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 30113431231000 its reverse (13213431103), we get a palindrome (30126644662103).

The spelling of 30113431231000 in words is "thirty trillion, one hundred thirteen billion, four hundred thirty-one million, two hundred thirty-one thousand".