12220222201112 has 64 divisors (see below), whose sum is σ = 24457056952320. Its totient is φ = 5711890238208.

The previous prime is 12220222201027. The next prime is 12220222201193. The reversal of 12220222201112 is 21110222202221.

It is a super-2 number, since 2×12220222201112² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2336933 + ... + 5468244.

It is an arithmetic number, because the mean of its divisors is an integer number (382141514880).

Almost surely, 2^{12220222201112} is an apocalyptic number.

It is an amenable number.

12220222201112 is an abundant number, since it is smaller than the sum of its proper divisors (12236834751208).

12220222201112 is a wasteful number, since it uses less digits than its factorization.

12220222201112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7805400 (or 7805396 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 12220222201112 its reverse (21110222202221), we get a palindrome (33330444403333).

The spelling of 12220222201112 in words is "twelve trillion, two hundred twenty billion, two hundred twenty-two million, two hundred one thousand, one hundred twelve".