222110012 has 12 divisors (see below), whose sum is σ = 388843056. Its totient is φ = 111012000.

The previous prime is 222109991. The next prime is 222110027. The reversal of 222110012 is 210011222.

It is a happy number.

222110012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222109975 and 222110002.

It is a congruent number.

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, 2753 + ... + 21255.

It is an arithmetic number, because the mean of its divisors is an integer number (32403588).

Almost surely, 2^222110012 is an apocalyptic number.

It is an amenable number.

222110012 is a deficient number, since it is larger than the sum of its proper divisors (166733044).

222110012 is a wasteful number, since it uses less digits than its factorization.

222110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21508 (or 21506 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 222110012 is about 14903.3557294993. The cubic root of 222110012 is about 605.6048973601.

Adding to 222110012 its reverse (210011222), we get a palindrome (432121234).

The spelling of 222110012 in words is "two hundred twenty-two million, one hundred ten thousand, twelve".