231343113440024 has 8 divisors (see below), whose sum is σ = 433768337700060. Its totient is φ = 115671556720008.

The previous prime is 231343113440017. The next prime is 231343113440071. The reversal of 231343113440024 is 420044311343132.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×231343113440024² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14458944589994 + ... + 14458944590009.

Almost surely, 2^{231343113440024} is an apocalyptic number.

It is an amenable number.

231343113440024 is a deficient number, since it is larger than the sum of its proper divisors (202425224260036).

231343113440024 is a wasteful number, since it uses less digits than its factorization.

231343113440024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28917889180009 (or 28917889180005 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 231343113440024 its reverse (420044311343132), we get a palindrome (651387424783156).

The spelling of 231343113440024 in words is "two hundred thirty-one trillion, three hundred forty-three billion, one hundred thirteen million, four hundred forty thousand, twenty-four".