22111112212022 has 8 divisors (see below), whose sum is σ = 33169834014096. Its totient is φ = 11054500873992.

The previous prime is 22111112211971. The next prime is 22111112212051. The reversal of 22111112212022 is 22021221111122.

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 = 22111112211985 and 22111112212003.

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, 527589818 + ... + 527631725.

It is an arithmetic number, because the mean of its divisors is an integer number (4146229251762).

Almost surely, 2^{22111112212022} is an apocalyptic number.

22111112212022 is a deficient number, since it is larger than the sum of its proper divisors (11058721802074).

22111112212022 is a wasteful number, since it uses less digits than its factorization.

22111112212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1055232022.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 22111112212022 its reverse (22021221111122), we get a palindrome (44132333323144).

The spelling of 22111112212022 in words is "twenty-two trillion, one hundred eleven billion, one hundred twelve million, two hundred twelve thousand, twenty-two".