231232231200 has 72 divisors (see below), whose sum is σ = 752660920368. Its totient is φ = 61661927680.

The previous prime is 231232231127. The next prime is 231232231249. The reversal of 231232231200 is 2132232132.

It is a happy number.

231232231200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48170982 + ... + 48175781.

It is an arithmetic number, because the mean of its divisors is an integer number (10453623894).

Almost surely, 2^231232231200 is an apocalyptic number.

231232231200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231232231200 is an abundant number, since it is smaller than the sum of its proper divisors (521428689168).

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

231232231200 is a wasteful number, since it uses less digits than its factorization.

231232231200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96346786 (or 96346773 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 231232231200 its reverse (2132232132), we get a palindrome (233364463332).

The spelling of 231232231200 in words is "two hundred thirty-one billion, two hundred thirty-two million, two hundred thirty-one thousand, two hundred".