231200121002132 has 12 divisors (see below), whose sum is σ = 408606154445076. Its totient is φ = 114455505446400.

The previous prime is 231200121002129. The next prime is 231200121002167.

231200121002132 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 170924089554436 + 60276031447696 = 13073794^2 + 7763764^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286138763213 + ... + 286138764020.

It is an arithmetic number, because the mean of its divisors is an integer number (34050512870423).

Almost surely, 2^{231200121002132} is an apocalyptic number.

It is an amenable number.

231200121002132 is a deficient number, since it is larger than the sum of its proper divisors (177406033442944).

231200121002132 is a wasteful number, since it uses less digits than its factorization.

231200121002132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572277527338 (or 572277527336 counting only the distinct ones).

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

The spelling of 231200121002132 in words is "two hundred thirty-one trillion, two hundred billion, one hundred twenty-one million, two thousand, one hundred thirty-two".