120110120012121 has 16 divisors (see below), whose sum is σ = 168830148108288. Its totient is φ = 75841668090000.

The previous prime is 120110120012101. The next prime is 120110120012137. The reversal of 120110120012121 is 121210021011021.

It is a happy number.

It is not a de Polignac number, because 120110120012121 - 2⁵ = 120110120012089 is a prime.

It is a super-2 number, since 2×120110120012121² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120110120012121.

It is not an unprimeable number, because it can be changed into a prime (120110120012101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13739428255 + ... + 13739436996.

It is an arithmetic number, because the mean of its divisors is an integer number (10551884256768).

Almost surely, 2^{120110120012121} is an apocalyptic number.

It is an amenable number.

120110120012121 is a deficient number, since it is larger than the sum of its proper divisors (48720028096167).

120110120012121 is a wasteful number, since it uses less digits than its factorization.

120110120012121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27478865332.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 120110120012121 its reverse (121210021011021), we get a palindrome (241320141023142).

The spelling of 120110120012121 in words is "one hundred twenty trillion, one hundred ten billion, one hundred twenty million, twelve thousand, one hundred twenty-one".