222002312012 has 36 divisors (see below), whose sum is σ = 420783289920. Its totient is φ = 102439351872.

The previous prime is 222002311997. The next prime is 222002312039. The reversal of 222002312012 is 210213200222.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3144314 + ... + 3214142.

It is an arithmetic number, because the mean of its divisors is an integer number (11688424720).

Almost surely, 2^222002312012 is an apocalyptic number.

It is an amenable number.

222002312012 is a deficient number, since it is larger than the sum of its proper divisors (198780977908).

222002312012 is a wasteful number, since it uses less digits than its factorization.

222002312012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74562 (or 74547 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 222002312012 its reverse (210213200222), we get a palindrome (432215512234).

The spelling of 222002312012 in words is "two hundred twenty-two billion, two million, three hundred twelve thousand, twelve".