231133213299 has 16 divisors (see below), whose sum is σ = 309942491040. Its totient is φ = 153206714880.

The previous prime is 231133213291. The next prime is 231133213303. The reversal of 231133213299 is 992312331132.

It is not a de Polignac number, because 231133213299 - 2³ = 231133213291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (231133213291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2842699 + ... + 2922875.

It is an arithmetic number, because the mean of its divisors is an integer number (19371405690).

Almost surely, 2^231133213299 is an apocalyptic number.

231133213299 is a deficient number, since it is larger than the sum of its proper divisors (78809277741).

231133213299 is a wasteful number, since it uses less digits than its factorization.

231133213299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85670.

The product of its digits is 52488, while the sum is 39.

The spelling of 231133213299 in words is "two hundred thirty-one billion, one hundred thirty-three million, two hundred thirteen thousand, two hundred ninety-nine".