231024404012 has 6 divisors (see below), whose sum is σ = 404292707028. Its totient is φ = 115512202004.

The previous prime is 231024404003. The next prime is 231024404027. The reversal of 231024404012 is 210404420132.

It is a super-2 number, since 2×231024404012² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28878050498 + ... + 28878050505.

It is an arithmetic number, because the mean of its divisors is an integer number (67382117838).

Almost surely, 2^231024404012 is an apocalyptic number.

It is an amenable number.

231024404012 is a deficient number, since it is larger than the sum of its proper divisors (173268303016).

231024404012 is a wasteful number, since it uses less digits than its factorization.

231024404012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57756101007 (or 57756101005 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 231024404012 its reverse (210404420132), we get a palindrome (441428824144).

The spelling of 231024404012 in words is "two hundred thirty-one billion, twenty-four million, four hundred four thousand, twelve".