231013333134 has 48 divisors (see below), whose sum is σ = 501439820544. Its totient is φ = 76864410000.

The previous prime is 231013333123. The next prime is 231013333151. The reversal of 231013333134 is 431333310132.

231013333134 is a `hidden beast` number, since 2 + 3 + 10 + 1 + 333 + 313 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 231013333098 and 231013333107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49243729 + ... + 49248419.

It is an arithmetic number, because the mean of its divisors is an integer number (10446662928).

Almost surely, 2^231013333134 is an apocalyptic number.

231013333134 is an abundant number, since it is smaller than the sum of its proper divisors (270426487410).

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

231013333134 is a wasteful number, since it uses less digits than its factorization.

231013333134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9093 (or 9090 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 231013333134 its reverse (431333310132), we get a palindrome (662346643266).

The spelling of 231013333134 in words is "two hundred thirty-one billion, thirteen million, three hundred thirty-three thousand, one hundred thirty-four".