22222121112022 has 8 divisors (see below), whose sum is σ = 35897272565616. Its totient is φ = 10256363590152.

The previous prime is 22222121111951. The next prime is 22222121112031. The reversal of 22222121112022 is 22021112122222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 22222121111984 and 22222121112002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427348482898 + ... + 427348482949.

It is an arithmetic number, because the mean of its divisors is an integer number (4487159070702).

Almost surely, 2^{22222121112022} is an apocalyptic number.

22222121112022 is a deficient number, since it is larger than the sum of its proper divisors (13675151453594).

22222121112022 is a wasteful number, since it uses less digits than its factorization.

22222121112022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854696965862.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22222121112022 its reverse (22021112122222), we get a palindrome (44243233234244).

The spelling of 22222121112022 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred twelve thousand, twenty-two".