2031212112999 has 4 divisors (see below), whose sum is σ = 2708282817336. Its totient is φ = 1354141408664.

The previous prime is 2031212112961. The next prime is 2031212113019. The reversal of 2031212112999 is 9992112121302.

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

It is a cyclic number.

It is not a de Polignac number, because 2031212112999 - 2²⁰ = 2031211064423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2031212112999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2031212112959) 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, 338535352164 + ... + 338535352169.

It is an arithmetic number, because the mean of its divisors is an integer number (677070704334).

Almost surely, 2^{2031212112999} is an apocalyptic number.

2031212112999 is a deficient number, since it is larger than the sum of its proper divisors (677070704337).

2031212112999 is an equidigital number, since it uses as much as digits as its factorization.

2031212112999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677070704336.

The product of its (nonzero) digits is 34992, while the sum is 42.

The spelling of 2031212112999 in words is "two trillion, thirty-one billion, two hundred twelve million, one hundred twelve thousand, nine hundred ninety-nine".