222211012012 has 48 divisors (see below), whose sum is σ = 432378324000. Its totient is φ = 99064143360.

The previous prime is 222211012007. The next prime is 222211012057. The reversal of 222211012012 is 210210112222.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7234864 + ... + 7265512.

It is an arithmetic number, because the mean of its divisors is an integer number (9007881750).

Almost surely, 2^222211012012 is an apocalyptic number.

222211012012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222211012012 is a deficient number, since it is larger than the sum of its proper divisors (210167311988).

222211012012 is a wasteful number, since it uses less digits than its factorization.

222211012012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33826 (or 33824 counting only the distinct ones).

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

Adding to 222211012012 its reverse (210210112222), we get a palindrome (432421124234).

The spelling of 222211012012 in words is "two hundred twenty-two billion, two hundred eleven million, twelve thousand, twelve".