2021002002079 has 2 divisors, whose sum is σ = 2021002002080. Its totient is φ = 2021002002078.

The previous prime is 2021002002067. The next prime is 2021002002127. The reversal of 2021002002079 is 9702002001202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2021002002079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2021002002779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010501001039 + 1010501001040.

It is an arithmetic number, because the mean of its divisors is an integer number (1010501001040).

Almost surely, 2^{2021002002079} is an apocalyptic number.

2021002002079 is a deficient number, since it is larger than the sum of its proper divisors (1).

2021002002079 is an equidigital number, since it uses as much as digits as its factorization.

2021002002079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The spelling of 2021002002079 in words is "two trillion, twenty-one billion, two million, two thousand, seventy-nine".