231232320130 has 16 divisors (see below), whose sum is σ = 475677915840. Its totient is φ = 79279652592.

The previous prime is 231232320127. The next prime is 231232320161. The reversal of 231232320130 is 31023232132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1651659360 + ... + 1651659499.

It is an arithmetic number, because the mean of its divisors is an integer number (29729869740).

Almost surely, 2^231232320130 is an apocalyptic number.

231232320130 is an abundant number, since it is smaller than the sum of its proper divisors (244445595710).

231232320130 is a wasteful number, since it uses less digits than its factorization.

231232320130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3303318873.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 231232320130 its reverse (31023232132), we get a palindrome (262255552262).

The spelling of 231232320130 in words is "two hundred thirty-one billion, two hundred thirty-two million, three hundred twenty thousand, one hundred thirty".