12111322301022 has 64 divisors (see below), whose sum is σ = 29159207424000. Its totient is φ = 3348752692320.

The previous prime is 12111322300967. The next prime is 12111322301041. The reversal of 12111322301022 is 22010322311121.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 12111322301022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94855497 + ... + 94983092.

It is an arithmetic number, because the mean of its divisors is an integer number (455612616000).

Almost surely, 2^{12111322301022} is an apocalyptic number.

12111322301022 is an abundant number, since it is smaller than the sum of its proper divisors (17047885122978).

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

12111322301022 is a wasteful number, since it uses less digits than its factorization.

12111322301022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189838646 (or 189838632 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12111322301022 its reverse (22010322311121), we get a palindrome (34121644612143).

The spelling of 12111322301022 in words is "twelve trillion, one hundred eleven billion, three hundred twenty-two million, three hundred one thousand, twenty-two".