22220221122122 has 16 divisors (see below), whose sum is σ = 33829843016832. Its totient is φ = 10943993553120.

The previous prime is 22220221122109. The next prime is 22220221122181. The reversal of 22220221122122 is 22122112202222.

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, 96577154 + ... + 96806957.

It is an arithmetic number, because the mean of its divisors is an integer number (2114365188552).

Almost surely, 2^{22220221122122} is an apocalyptic number.

22220221122122 is a deficient number, since it is larger than the sum of its proper divisors (11609621894710).

22220221122122 is a wasteful number, since it uses less digits than its factorization.

22220221122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193384973.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 22220221122122 its reverse (22122112202222), we get a palindrome (44342333324344).

The spelling of 22220221122122 in words is "twenty-two trillion, two hundred twenty billion, two hundred twenty-one million, one hundred twenty-two thousand, one hundred twenty-two".