120101102109979 has 2 divisors, whose sum is σ = 120101102109980. Its totient is φ = 120101102109978.

The previous prime is 120101102109943. The next prime is 120101102110091. The reversal of 120101102109979 is 979901201101021.

It is a weak prime.

It is an emirp because it is prime and its reverse (979901201101021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120101102109979 - 2³⁹ = 119551346296091 is a prime.

It is a super-2 number, since 2×120101102109979² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (120101102109179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050551054989 + 60050551054990.

It is an arithmetic number, because the mean of its divisors is an integer number (60050551054990).

Almost surely, 2^{120101102109979} is an apocalyptic number.

120101102109979 is a deficient number, since it is larger than the sum of its proper divisors (1).

120101102109979 is an equidigital number, since it uses as much as digits as its factorization.

120101102109979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20412, while the sum is 43.

The spelling of 120101102109979 in words is "one hundred twenty trillion, one hundred one billion, one hundred two million, one hundred nine thousand, nine hundred seventy-nine".