12120011112122 has 16 divisors (see below), whose sum is σ = 18184322644992. Its totient is φ = 6058570380720.

The previous prime is 12120011112109. The next prime is 12120011112163. The reversal of 12120011112122 is 22121111002121.

It is a self number, because there is not a number n which added to its sum of digits gives 12120011112122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254005847 + ... + 254053557.

It is an arithmetic number, because the mean of its divisors is an integer number (1136520165312).

Almost surely, 2^{12120011112122} is an apocalyptic number.

12120011112122 is a deficient number, since it is larger than the sum of its proper divisors (6064311532870).

12120011112122 is a wasteful number, since it uses less digits than its factorization.

12120011112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75133.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 12120011112122 its reverse (22121111002121), we get a palindrome (34241122114243).

The spelling of 12120011112122 in words is "twelve trillion, one hundred twenty billion, eleven million, one hundred twelve thousand, one hundred twenty-two".