222210111120212 has 48 divisors (see below), whose sum is σ = 404400485905920. Its totient is φ = 106722704995200.

The previous prime is 222210111120203. The next prime is 222210111120227. The reversal of 222210111120212 is 212021111012222.

It is a congruent 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, 2755478 + ... + 21260594.

It is an arithmetic number, because the mean of its divisors is an integer number (8425010123040).

Almost surely, 2^{222210111120212} is an apocalyptic number.

It is an amenable number.

222210111120212 is a deficient number, since it is larger than the sum of its proper divisors (182190374785708).

222210111120212 is a wasteful number, since it uses less digits than its factorization.

222210111120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18505872 (or 18505870 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 222210111120212 its reverse (212021111012222), we get a palindrome (434231222132434).

The spelling of 222210111120212 in words is "two hundred twenty-two trillion, two hundred ten billion, one hundred eleven million, one hundred twenty thousand, two hundred twelve".