120101122099 has 4 divisors (see below), whose sum is σ = 137258425264. Its totient is φ = 102943818936.

The previous prime is 120101122049. The next prime is 120101122103. The reversal of 120101122099 is 990221101021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990221101021 = 35027 ⋅28270223.

It is not a de Polignac number, because 120101122099 - 2⁹ = 120101121587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120101122049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8578651572 + ... + 8578651585.

It is an arithmetic number, because the mean of its divisors is an integer number (34314606316).

Almost surely, 2^120101122099 is an apocalyptic number.

120101122099 is a deficient number, since it is larger than the sum of its proper divisors (17157303165).

120101122099 is an equidigital number, since it uses as much as digits as its factorization.

120101122099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17157303164.

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 120101122099 in words is "one hundred twenty billion, one hundred one million, one hundred twenty-two thousand, ninety-nine".