22110102222012 has 72 divisors (see below), whose sum is σ = 63890209082336. Its totient is φ = 6315532239744.

The previous prime is 22110102222011. The next prime is 22110102222017. The reversal of 22110102222012 is 21022220101122.

It is a happy number.

22110102222012 is a `hidden beast` number, since 221 + 10 + 10 + 222 + 201 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110102222011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10414783 + ... + 12356694.

Almost surely, 2^{22110102222012} is an apocalyptic number.

It is an amenable number.

22110102222012 is an abundant number, since it is smaller than the sum of its proper divisors (41780106860324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22110102222012 is a wasteful number, since it uses less digits than its factorization.

22110102222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22775347 (or 22775342 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22110102222012 its reverse (21022220101122), we get a palindrome (43132322323134).

The spelling of 22110102222012 in words is "twenty-two trillion, one hundred ten billion, one hundred two million, two hundred twenty-two thousand, twelve".