22112112110012 has 6 divisors (see below), whose sum is σ = 38696196192528. Its totient is φ = 11056056055004.

The previous prime is 22112112109979. The next prime is 22112112110017. The reversal of 22112112110012 is 21001121121122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112112110017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2764014013748 + ... + 2764014013755.

It is an arithmetic number, because the mean of its divisors is an integer number (6449366032088).

Almost surely, 2^{22112112110012} is an apocalyptic number.

It is an amenable number.

22112112110012 is a deficient number, since it is larger than the sum of its proper divisors (16584084082516).

22112112110012 is a wasteful number, since it uses less digits than its factorization.

22112112110012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5528028027507 (or 5528028027505 counting only the distinct ones).

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

Adding to 22112112110012 its reverse (21001121121122), we get a palindrome (43113233231134).

The spelling of 22112112110012 in words is "twenty-two trillion, one hundred twelve billion, one hundred twelve million, one hundred ten thousand, twelve".