222101220112 has 40 divisors (see below), whose sum is σ = 433181203200. Its totient is φ = 110314804992.

The previous prime is 222101220037. The next prime is 222101220113. The reversal of 222101220112 is 211022101222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (222101220113) 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, 1493013 + ... + 1635019.

It is an arithmetic number, because the mean of its divisors is an integer number (10829530080).

Almost surely, 2^222101220112 is an apocalyptic number.

It is an amenable number.

222101220112 is a deficient number, since it is larger than the sum of its proper divisors (211079983088).

222101220112 is a wasteful number, since it uses less digits than its factorization.

222101220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142663 (or 142657 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222101220112 its reverse (211022101222), we get a palindrome (433123321334).

The spelling of 222101220112 in words is "two hundred twenty-two billion, one hundred one million, two hundred twenty thousand, one hundred twelve".