231310020130 has 32 divisors (see below), whose sum is σ = 485961970176. Its totient is φ = 77618923584.

The previous prime is 231310020121. The next prime is 231310020157. The reversal of 231310020130 is 31020013132.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35150209 + ... + 35156788.

It is an arithmetic number, because the mean of its divisors is an integer number (15186311568).

Almost surely, 2^231310020130 is an apocalyptic number.

231310020130 is an abundant number, since it is smaller than the sum of its proper divisors (254651950046).

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

231310020130 is a wasteful number, since it uses less digits than its factorization.

231310020130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70307058.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 231310020130 its reverse (31020013132), we get a palindrome (262330033262).

The spelling of 231310020130 in words is "two hundred thirty-one billion, three hundred ten million, twenty thousand, one hundred thirty".