120201022099979 has 2 divisors, whose sum is σ = 120201022099980. Its totient is φ = 120201022099978.

The previous prime is 120201022099943. The next prime is 120201022100023. The reversal of 120201022099979 is 979990220102021.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120201022099979 - 2⁴⁴ = 102608836055563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120201022099979.

It is not a weakly prime, because it can be changed into another prime (120201022093979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60100511049989 + 60100511049990.

It is an arithmetic number, because the mean of its divisors is an integer number (60100511049990).

Almost surely, 2^{120201022099979} is an apocalyptic number.

120201022099979 is a deficient number, since it is larger than the sum of its proper divisors (1).

120201022099979 is an equidigital number, since it uses as much as digits as its factorization.

120201022099979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 734832, while the sum is 53.

The spelling of 120201022099979 in words is "one hundred twenty trillion, two hundred one billion, twenty-two million, ninety-nine thousand, nine hundred seventy-nine".