222012112210 has 32 divisors (see below), whose sum is σ = 456726880512. Its totient is φ = 76115730240.

The previous prime is 222012112199. The next prime is 222012112241. The reversal of 222012112210 is 12211210222.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3678739 + ... + 3738601.

It is an arithmetic number, because the mean of its divisors is an integer number (14272715016).

Almost surely, 2^222012112210 is an apocalyptic number.

222012112210 is an abundant number, since it is smaller than the sum of its proper divisors (234714768302).

222012112210 is a wasteful number, since it uses less digits than its factorization.

222012112210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112858.

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

Adding to 222012112210 its reverse (12211210222), we get a palindrome (234223322432).

The spelling of 222012112210 in words is "two hundred twenty-two billion, twelve million, one hundred twelve thousand, two hundred ten".