2031123299 has 2 divisors, whose sum is σ = 2031123300. Its totient is φ = 2031123298.

The previous prime is 2031123221. The next prime is 2031123301. The reversal of 2031123299 is 9923211302.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2031123299 - 2²⁰ = 2030074723 is a prime.

Together with 2031123301, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2031123599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015561649 + 1015561650.

It is an arithmetic number, because the mean of its divisors is an integer number (1015561650).

Almost surely, 2^2031123299 is an apocalyptic number.

2031123299 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031123299 is an equidigital number, since it uses as much as digits as its factorization.

2031123299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 2031123299 is about 45067.9852999887. The cubic root of 2031123299 is about 1266.4229222668.

The spelling of 2031123299 in words is "two billion, thirty-one million, one hundred twenty-three thousand, two hundred ninety-nine".