12133112122 has 16 divisors (see below), whose sum is σ = 19104688512. Its totient is φ = 5768041840.

The previous prime is 12133112119. The next prime is 12133112141. The reversal of 12133112122 is 22121133121.

It is a self number, because there is not a number n which added to its sum of digits gives 12133112122.

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, 782029 + ... + 797392.

It is an arithmetic number, because the mean of its divisors is an integer number (1194043032).

Almost surely, 2^12133112122 is an apocalyptic number.

12133112122 is a deficient number, since it is larger than the sum of its proper divisors (6971576390).

12133112122 is a wasteful number, since it uses less digits than its factorization.

12133112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579613.

The product of its digits is 144, while the sum is 19.

Adding to 12133112122 its reverse (22121133121), we get a palindrome (34254245243).

The spelling of 12133112122 in words is "twelve billion, one hundred thirty-three million, one hundred twelve thousand, one hundred twenty-two".