100202013399979 has 2 divisors, whose sum is σ = 100202013399980. Its totient is φ = 100202013399978.

The previous prime is 100202013399953. The next prime is 100202013400039. The reversal of 100202013399979 is 979993310202001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100202013399979 - 2⁴¹ = 98002990144427 is a prime.

It is not a weakly prime, because it can be changed into another prime (100202013399479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101006699989 + 50101006699990.

It is an arithmetic number, because the mean of its divisors is an integer number (50101006699990).

Almost surely, 2^{100202013399979} is an apocalyptic number.

100202013399979 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202013399979 is an equidigital number, since it uses as much as digits as its factorization.

100202013399979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1653372, while the sum is 55.

The spelling of 100202013399979 in words is "one hundred trillion, two hundred two billion, thirteen million, three hundred ninety-nine thousand, nine hundred seventy-nine".