12222013312122 has 16 divisors (see below), whose sum is σ = 24444069900480. Its totient is φ = 4073997224672.

The previous prime is 12222013312111. The next prime is 12222013312139. The reversal of 12222013312122 is 22121331022221.

It is a junction number, because it is equal to n+sod(n) for n = 12222013312092 and 12222013312101.

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, 2754358 + ... + 5659550.

It is an arithmetic number, because the mean of its divisors is an integer number (1527754368780).

Almost surely, 2^{12222013312122} is an apocalyptic number.

12222013312122 is an abundant number, since it is smaller than the sum of its proper divisors (12222056588358).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12222013312122 is a wasteful number, since it uses less digits than its factorization.

12222013312122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3606357.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 12222013312122 its reverse (22121331022221), we get a palindrome (34343344334343).

The spelling of 12222013312122 in words is "twelve trillion, two hundred twenty-two billion, thirteen million, three hundred twelve thousand, one hundred twenty-two".