22110122212002 has 24 divisors (see below), whose sum is σ = 52260288865200. Its totient is φ = 6700037033880.

The previous prime is 22110122212001. The next prime is 22110122212027. The reversal of 22110122212002 is 20021222101122.

It is a happy number.

22110122212002 is a `hidden beast` number, since 221 + 10 + 12 + 221 + 200 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (22110122212001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55833641752 + ... + 55833642147.

It is an arithmetic number, because the mean of its divisors is an integer number (2177512036050).

Almost surely, 2^{22110122212002} is an apocalyptic number.

22110122212002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22110122212002 is an abundant number, since it is smaller than the sum of its proper divisors (30150166653198).

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

22110122212002 is a wasteful number, since it uses less digits than its factorization.

22110122212002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111667283918 (or 111667283915 counting only the distinct ones).

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

Adding to 22110122212002 its reverse (20021222101122), we get a palindrome (42131344313124).

The spelling of 22110122212002 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty-two million, two hundred twelve thousand, two".