22122322322121 has 48 divisors (see below), whose sum is σ = 36550978873344. Its totient is φ = 12630395542752.

The previous prime is 22122322322083. The next prime is 22122322322131. The reversal of 22122322322121 is 12122322322122.

22122322322121 is a `hidden beast` number, since 2 + 2 + 1 + 2 + 2 + 322 + 322 + 12 + 1 = 666.

It is not a de Polignac number, because 22122322322121 - 2⁹ = 22122322321609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22122322322131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 560848426 + ... + 560887868.

It is an arithmetic number, because the mean of its divisors is an integer number (761478726528).

Almost surely, 2^{22122322322121} is an apocalyptic number.

22122322322121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22122322322121 is a deficient number, since it is larger than the sum of its proper divisors (14428656551223).

22122322322121 is a wasteful number, since it uses less digits than its factorization.

22122322322121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46930 (or 46927 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

Adding to 22122322322121 its reverse (12122322322122), we get a palindrome (34244644644243).

Subtracting from 22122322322121 its reverse (12122322322122), we obtain a palindrome (9999999999999).

The spelling of 22122322322121 in words is "twenty-two trillion, one hundred twenty-two billion, three hundred twenty-two million, three hundred twenty-two thousand, one hundred twenty-one".