231033423120 has 160 divisors (see below), whose sum is σ = 791304567552. Its totient is φ = 55463755776.

The previous prime is 231033423113. The next prime is 231033423167. The reversal of 231033423120 is 21324330132.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 1137157 + ... + 1324836.

Almost surely, 2^231033423120 is an apocalyptic number.

231033423120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231033423120 is an abundant number, since it is smaller than the sum of its proper divisors (560271144432).

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

231033423120 is a wasteful number, since it uses less digits than its factorization.

231033423120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2462049 (or 2462043 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 231033423120 its reverse (21324330132), we get a palindrome (252357753252).

The spelling of 231033423120 in words is "two hundred thirty-one billion, thirty-three million, four hundred twenty-three thousand, one hundred twenty".