22312032222 has 16 divisors (see below), whose sum is σ = 44797702032. Its totient is φ = 7408404480.

The previous prime is 22312032217. The next prime is 22312032227. The reversal of 22312032222 is 22223021322.

It is an interprime number because it is at equal distance from previous prime (22312032217) and next prime (22312032227).

It is a super-3 number, since 3×22312032222³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22312032227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7233229 + ... + 7236312.

It is an arithmetic number, because the mean of its divisors is an integer number (2799856377).

Almost surely, 2^22312032222 is an apocalyptic number.

22312032222 is an abundant number, since it is smaller than the sum of its proper divisors (22485669810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22312032222 is a wasteful number, since it uses less digits than its factorization.

22312032222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14469803.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22312032222 its reverse (22223021322), we get a palindrome (44535053544).

The spelling of 22312032222 in words is "twenty-two billion, three hundred twelve million, thirty-two thousand, two hundred twenty-two".