22110212122122 has 96 divisors (see below), whose sum is σ = 47094831912960. Its totient is φ = 6918810013440.

The previous prime is 22110212122079. The next prime is 22110212122129. The reversal of 22110212122122 is 22122121201122.

It is a super-2 number, since 2×22110212122122² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22110212122129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1232513029 + ... + 1232530967.

It is an arithmetic number, because the mean of its divisors is an integer number (490571165760).

Almost surely, 2^{22110212122122} is an apocalyptic number.

22110212122122 is an abundant number, since it is smaller than the sum of its proper divisors (24984619790838).

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

22110212122122 is a wasteful number, since it uses less digits than its factorization.

22110212122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19756 (or 19739 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 22110212122122 its reverse (22122121201122), we get a palindrome (44232333323244).

The spelling of 22110212122122 in words is "twenty-two trillion, one hundred ten billion, two hundred twelve million, one hundred twenty-two thousand, one hundred twenty-two".