222112111202 has 12 divisors (see below), whose sum is σ = 353919126210. Its totient is φ = 104523346176.

The previous prime is 222112111187. The next prime is 222112111213. The reversal of 222112111202 is 202111211222.

It can be written as a sum of positive squares in 3 ways, for example, as 216661389961 + 5450721241 = 465469^2 + 73829^2 .

It is a super-2 number, since 2×222112111202² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 192137927 + ... + 192139082.

Almost surely, 2^222112111202 is an apocalyptic number.

222112111202 is a deficient number, since it is larger than the sum of its proper divisors (131807015008).

222112111202 is a wasteful number, since it uses less digits than its factorization.

222112111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384277045 (or 384277028 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 222112111202 its reverse (202111211222), we get a palindrome (424223322424).

The spelling of 222112111202 in words is "two hundred twenty-two billion, one hundred twelve million, one hundred eleven thousand, two hundred two".