231132300 has 72 divisors (see below), whose sum is σ = 764284416. Its totient is φ = 52829760.

The previous prime is 231132299. The next prime is 231132337. The reversal of 231132300 is 3231132.

231132300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 231132300.

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, 52932 + ... + 57131.

Almost surely, 2^231132300 is an apocalyptic number.

231132300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231132300 is an abundant number, since it is smaller than the sum of its proper divisors (533152116).

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

231132300 is a wasteful number, since it uses less digits than its factorization.

231132300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110087 (or 110080 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 231132300 is about 15203.0358810338. The cubic root of 231132300 is about 613.6963594663.

Adding to 231132300 its reverse (3231132), we get a palindrome (234363432).

The spelling of 231132300 in words is "two hundred thirty-one million, one hundred thirty-two thousand, three hundred".