231314240130 has 32 divisors (see below), whose sum is σ = 555444514944. Its totient is φ = 61651537536.

The previous prime is 231314240117. The next prime is 231314240159. The reversal of 231314240130 is 31042413132.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 231314240130.

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, 1957894 + ... + 2072673.

It is an arithmetic number, because the mean of its divisors is an integer number (17357641092).

Almost surely, 2^231314240130 is an apocalyptic number.

231314240130 is an abundant number, since it is smaller than the sum of its proper divisors (324130274814).

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

231314240130 is a wasteful number, since it uses less digits than its factorization.

231314240130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032490.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 231314240130 its reverse (31042413132), we get a palindrome (262356653262).

The spelling of 231314240130 in words is "two hundred thirty-one billion, three hundred fourteen million, two hundred forty thousand, one hundred thirty".