2113232231999 has 4 divisors (see below), whose sum is σ = 2415122550864. Its totient is φ = 1811341913136.

The previous prime is 2113232231989. The next prime is 2113232232017. The reversal of 2113232231999 is 9991322323112.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2113232231999 - 2²⁰ = 2113231183423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113232231959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150945159422 + ... + 150945159435.

It is an arithmetic number, because the mean of its divisors is an integer number (603780637716).

Almost surely, 2^{2113232231999} is an apocalyptic number.

2113232231999 is a deficient number, since it is larger than the sum of its proper divisors (301890318865).

2113232231999 is an equidigital number, since it uses as much as digits as its factorization.

2113232231999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301890318864.

The product of its digits is 314928, while the sum is 47.

The spelling of 2113232231999 in words is "two trillion, one hundred thirteen billion, two hundred thirty-two million, two hundred thirty-one thousand, nine hundred ninety-nine".