22022122121222 has 16 divisors (see below), whose sum is σ = 33086976428880. Its totient is φ = 10993141131168.

The previous prime is 22022122121183. The next prime is 22022122121273. The reversal of 22022122121222 is 22212122122022.

It is a congruent number.

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, 1164788 + ... + 6738024.

It is an arithmetic number, because the mean of its divisors is an integer number (2067936026805).

Almost surely, 2^{22022122121222} is an apocalyptic number.

22022122121222 is a deficient number, since it is larger than the sum of its proper divisors (11064854307658).

22022122121222 is a wasteful number, since it uses less digits than its factorization.

22022122121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5576455.

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

Adding to 22022122121222 its reverse (22212122122022), we get a palindrome (44234244243244).

The spelling of 22022122121222 in words is "twenty-two trillion, twenty-two billion, one hundred twenty-two million, one hundred twenty-one thousand, two hundred twenty-two".