222323211112 has 64 divisors (see below), whose sum is σ = 428591250000. Its totient is φ = 108088780800.

The previous prime is 222323211109. The next prime is 222323211113. The reversal of 222323211112 is 211112323222.

It can be written as a sum of positive squares in 8 ways, for example, as 31411890756 + 190911320356 = 177234^2 + 436934^2 .

It is a super-2 number, since 2×222323211112² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (222323211113) 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, 10704514 + ... + 10725262.

Almost surely, 2^222323211112 is an apocalyptic number.

It is an amenable number.

222323211112 is a deficient number, since it is larger than the sum of its proper divisors (206268038888).

222323211112 is a wasteful number, since it uses less digits than its factorization.

222323211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21094 (or 21090 counting only the distinct ones).

The product of its digits is 576, while the sum is 22.

Adding to 222323211112 its reverse (211112323222), we get a palindrome (433435534334).

The spelling of 222323211112 in words is "two hundred twenty-two billion, three hundred twenty-three million, two hundred eleven thousand, one hundred twelve".