231434011100 has 72 divisors (see below), whose sum is σ = 504638534400. Its totient is φ = 92126822400.

The previous prime is 231434011097. The next prime is 231434011157. The reversal of 231434011100 is 1110434132.

231434011100 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 (20).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 53957756 + ... + 53962044.

Almost surely, 2^231434011100 is an apocalyptic number.

231434011100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231434011100 is an abundant number, since it is smaller than the sum of its proper divisors (273204523300).

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

231434011100 is a wasteful number, since it uses less digits than its factorization.

231434011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6783 (or 6776 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 231434011100 its reverse (1110434132), we get a palindrome (232544445232).

The spelling of 231434011100 in words is "two hundred thirty-one billion, four hundred thirty-four million, eleven thousand, one hundred".