231400413200 has 120 divisors (see below), whose sum is σ = 612485369856. Its totient is φ = 83312320000.

The previous prime is 231400413193. The next prime is 231400413263. The reversal of 231400413200 is 2314004132.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 184049 + ... + 704751.

Almost surely, 2^231400413200 is an apocalyptic number.

231400413200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 231400413200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306242684928).

231400413200 is an abundant number, since it is smaller than the sum of its proper divisors (381084956656).

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

231400413200 is a wasteful number, since it uses less digits than its factorization.

231400413200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520833 (or 520822 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 231400413200 its reverse (2314004132), we get a palindrome (233714417332).

231400413200 divided by its reverse (2314004132) gives a square (100 = 10²).

The spelling of 231400413200 in words is "two hundred thirty-one billion, four hundred million, four hundred thirteen thousand, two hundred".