222003131212 has 12 divisors (see below), whose sum is σ = 391078364656. Its totient is φ = 110266455600.

The previous prime is 222003131191. The next prime is 222003131237. The reversal of 222003131212 is 212131300222.

It is a self number, because there is not a number n which added to its sum of digits gives 222003131212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183776823 + ... + 183778030.

Almost surely, 2^222003131212 is an apocalyptic number.

It is an amenable number.

222003131212 is a deficient number, since it is larger than the sum of its proper divisors (169075233444).

222003131212 is a wasteful number, since it uses less digits than its factorization.

222003131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 367555008 (or 367555006 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 222003131212 its reverse (212131300222), we get a palindrome (434134431434).

The spelling of 222003131212 in words is "two hundred twenty-two billion, three million, one hundred thirty-one thousand, two hundred twelve".