13122011122 has 16 divisors (see below), whose sum is σ = 21929242752. Its totient is φ = 5837644720.

The previous prime is 13122011087. The next prime is 13122011143. The reversal of 13122011122 is 22111022131.

It is a junction number, because it is equal to n+sod(n) for n = 13122011096 and 13122011105.

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, 6344233 + ... + 6346300.

It is an arithmetic number, because the mean of its divisors is an integer number (1370577672).

Almost surely, 2^13122011122 is an apocalyptic number.

13122011122 is a deficient number, since it is larger than the sum of its proper divisors (8807231630).

13122011122 is a wasteful number, since it uses less digits than its factorization.

13122011122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12690593.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 13122011122 its reverse (22111022131), we get a palindrome (35233033253).

The spelling of 13122011122 in words is "thirteen billion, one hundred twenty-two million, eleven thousand, one hundred twenty-two".