22313221112 has 32 divisors (see below), whose sum is σ = 51492050400. Its totient is φ = 8827208064.

The previous prime is 22313221111. The next prime is 22313221141. The reversal of 22313221112 is 21112231322.

It is a super-3 number, since 3×22313221112³ (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 (22313221111) 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, 15324287 + ... + 15325742.

It is an arithmetic number, because the mean of its divisors is an integer number (1609126575).

Almost surely, 2^22313221112 is an apocalyptic number.

It is an amenable number.

22313221112 is an abundant number, since it is smaller than the sum of its proper divisors (29178829288).

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

22313221112 is a wasteful number, since it uses less digits than its factorization.

22313221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30650055 (or 30650051 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

Adding to 22313221112 its reverse (21112231322), we get a palindrome (43425452434).

The spelling of 22313221112 in words is "twenty-two billion, three hundred thirteen million, two hundred twenty-one thousand, one hundred twelve".