22112111201210 has 16 divisors (see below), whose sum is σ = 39835331607456. Its totient is φ = 8837393048208.

The previous prime is 22112111201179. The next prime is 22112111201237. The reversal of 22112111201210 is 1210211121122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 931416572 + ... + 931440311.

It is an arithmetic number, because the mean of its divisors is an integer number (2489708225466).

Almost surely, 2^{22112111201210} is an apocalyptic number.

22112111201210 is a deficient number, since it is larger than the sum of its proper divisors (17723220406246).

22112111201210 is a wasteful number, since it uses less digits than its factorization.

22112111201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1862858077.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22112111201210 its reverse (1210211121122), we get a palindrome (23322322322332).

The spelling of 22112111201210 in words is "twenty-two trillion, one hundred twelve billion, one hundred eleven million, two hundred one thousand, two hundred ten".