231132002150 has 24 divisors (see below), whose sum is σ = 491320599600. Its totient is φ = 79245257760.

The previous prime is 231132002149. The next prime is 231132002177. The reversal of 231132002150 is 51200231132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330188225 + ... + 330188924.

It is an arithmetic number, because the mean of its divisors is an integer number (20471691650).

Almost surely, 2^231132002150 is an apocalyptic number.

231132002150 is an abundant number, since it is smaller than the sum of its proper divisors (260188597450).

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

231132002150 is a wasteful number, since it uses less digits than its factorization.

231132002150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660377168 (or 660377163 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 231132002150 its reverse (51200231132), we get a palindrome (282332233282).

The spelling of 231132002150 in words is "two hundred thirty-one billion, one hundred thirty-two million, two thousand, one hundred fifty".