231403234300 has 36 divisors (see below), whose sum is σ = 573880022800. Its totient is φ = 79338251520.

The previous prime is 231403234253. The next prime is 231403234319. The reversal of 231403234300 is 3432304132.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 165287325 + ... + 165288724.

Almost surely, 2^231403234300 is an apocalyptic number.

231403234300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231403234300 is an abundant number, since it is smaller than the sum of its proper divisors (342476788500).

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

231403234300 is a wasteful number, since it uses less digits than its factorization.

231403234300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330576070 (or 330576063 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 231403234300 its reverse (3432304132), we get a palindrome (234835538432).

The spelling of 231403234300 in words is "two hundred thirty-one billion, four hundred three million, two hundred thirty-four thousand, three hundred".