222112131112 has 8 divisors (see below), whose sum is σ = 416460245850. Its totient is φ = 111056065552.

The previous prime is 222112131107. The next prime is 222112131119. The reversal of 222112131112 is 211131211222.

222112131112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 213660270756 + 8451860356 = 462234^2 + 91934^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×222112131112² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 222112131112.

It is not an unprimeable number, because it can be changed into a prime (222112131119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13882008187 + ... + 13882008202.

Almost surely, 2^222112131112 is an apocalyptic number.

It is an amenable number.

222112131112 is a deficient number, since it is larger than the sum of its proper divisors (194348114738).

222112131112 is a wasteful number, since it uses less digits than its factorization.

222112131112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27764016395 (or 27764016391 counting only the distinct ones).

The product of its digits is 96, while the sum is 19.

Adding to 222112131112 its reverse (211131211222), we get a palindrome (433243342334).

The spelling of 222112131112 in words is "two hundred twenty-two billion, one hundred twelve million, one hundred thirty-one thousand, one hundred twelve".