120002209979 has 2 divisors, whose sum is σ = 120002209980. Its totient is φ = 120002209978.

The previous prime is 120002209969. The next prime is 120002210021. The reversal of 120002209979 is 979902200021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120002209979 - 2⁴ = 120002209963 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (120002209909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60001104989 + 60001104990.

It is an arithmetic number, because the mean of its divisors is an integer number (60001104990).

Almost surely, 2^120002209979 is an apocalyptic number.

120002209979 is a deficient number, since it is larger than the sum of its proper divisors (1).

120002209979 is an equidigital number, since it uses as much as digits as its factorization.

120002209979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 41.

The spelling of 120002209979 in words is "one hundred twenty billion, two million, two hundred nine thousand, nine hundred seventy-nine".