120012122103111 has 24 divisors (see below), whose sum is σ = 198397867303584. Its totient is φ = 68480526139200.

The previous prime is 120012122103091. The next prime is 120012122103173. The reversal of 120012122103111 is 111301221210021.

It is a happy number.

120012122103111 is a `hidden beast` number, since 1 + 20 + 0 + 121 + 2 + 210 + 311 + 1 = 666.

It is not a de Polignac number, because 120012122103111 - 2¹¹ = 120012122101063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120012122103311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1358696436 + ... + 1358784761.

It is an arithmetic number, because the mean of its divisors is an integer number (8266577804316).

Almost surely, 2^{120012122103111} is an apocalyptic number.

120012122103111 is a deficient number, since it is larger than the sum of its proper divisors (78385745200473).

120012122103111 is a wasteful number, since it uses less digits than its factorization.

120012122103111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717481911 (or 2717481908 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 120012122103111 its reverse (111301221210021), we get a palindrome (231313343313132).

The spelling of 120012122103111 in words is "one hundred twenty trillion, twelve billion, one hundred twenty-two million, one hundred three thousand, one hundred eleven".