22122110120202 has 96 divisors (see below), whose sum is σ = 51964077147840. Its totient is φ = 6774546885120.

The previous prime is 22122110120183. The next prime is 22122110120203. The reversal of 22122110120202 is 20202101122122.

It is a happy number.

22122110120202 is a `hidden beast` number, since 221 + 221 + 1 + 0 + 1 + 20 + 202 = 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 (22122110120203) 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, 20136124 + ... + 21206312.

It is an arithmetic number, because the mean of its divisors is an integer number (541292470290).

Almost surely, 2^{22122110120202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22122110120202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25982038573920).

22122110120202 is an abundant number, since it is smaller than the sum of its proper divisors (29841967027638).

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

22122110120202 is a wasteful number, since it uses less digits than its factorization.

22122110120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071828 (or 1071825 counting only the distinct ones).

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

Adding to 22122110120202 its reverse (20202101122122), we get a palindrome (42324211242324).

The spelling of 22122110120202 in words is "twenty-two trillion, one hundred twenty-two billion, one hundred ten million, one hundred twenty thousand, two hundred two".