122222222112022 has 4 divisors (see below), whose sum is σ = 183333333168036. Its totient is φ = 61111111056010.

The previous prime is 122222222112007. The next prime is 122222222112041. The reversal of 122222222112022 is 220211222222221.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30555555528004 + ... + 30555555528007.

It is an arithmetic number, because the mean of its divisors is an integer number (45833333292009).

Almost surely, 2^{122222222112022} is an apocalyptic number.

122222222112022 is a deficient number, since it is larger than the sum of its proper divisors (61111111056014).

122222222112022 is an equidigital number, since it uses as much as digits as its factorization.

122222222112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61111111056013.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 122222222112022 its reverse (220211222222221), we get a palindrome (342433444334243).

The spelling of 122222222112022 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred twelve thousand, twenty-two".