2312020999 has 2 divisors, whose sum is σ = 2312021000. Its totient is φ = 2312020998.

The previous prime is 2312020993. The next prime is 2312021051. The reversal of 2312020999 is 9990202132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2312020999 - 2²⁹ = 1775150087 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2312020993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156010499 + 1156010500.

It is an arithmetic number, because the mean of its divisors is an integer number (1156010500).

Almost surely, 2^2312020999 is an apocalyptic number.

2312020999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312020999 is an equidigital number, since it uses as much as digits as its factorization.

2312020999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 2312020999 is about 48083.4794810026. The cubic root of 2312020999 is about 1322.3018069856.

The spelling of 2312020999 in words is "two billion, three hundred twelve million, twenty thousand, nine hundred ninety-nine".