22022055231121 has 16 divisors (see below), whose sum is σ = 24328937283840. Its totient is φ = 19766002164480.

The previous prime is 22022055231109. The next prime is 22022055231181. The reversal of 22022055231121 is 12113255022022.

It is a happy number.

It is not a de Polignac number, because 22022055231121 - 2⁷ = 22022055230993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22022055231121.

It is not an unprimeable number, because it can be changed into a prime (22022055231181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28043785 + ... + 28818361.

It is an arithmetic number, because the mean of its divisors is an integer number (1520558580240).

Almost surely, 2^{22022055231121} is an apocalyptic number.

It is an amenable number.

22022055231121 is a deficient number, since it is larger than the sum of its proper divisors (2306882052719).

22022055231121 is a wasteful number, since it uses less digits than its factorization.

22022055231121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807384.

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 22022055231121 in words is "twenty-two trillion, twenty-two billion, fifty-five million, two hundred thirty-one thousand, one hundred twenty-one".