312001029983 has 2 divisors, whose sum is σ = 312001029984. Its totient is φ = 312001029982.

The previous prime is 312001029931. The next prime is 312001030021. The reversal of 312001029983 is 389920100213.

It is an a-pointer prime, because the next prime (312001030021) can be obtained adding 312001029983 to its sum of digits (38).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312001029983 - 2⁶ = 312001029919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312001029083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156000514991 + 156000514992.

It is an arithmetic number, because the mean of its divisors is an integer number (156000514992).

Almost surely, 2^312001029983 is an apocalyptic number.

312001029983 is a deficient number, since it is larger than the sum of its proper divisors (1).

312001029983 is an equidigital number, since it uses as much as digits as its factorization.

312001029983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 312001029983 in words is "three hundred twelve billion, one million, twenty-nine thousand, nine hundred eighty-three".