22101122210202 has 48 divisors (see below), whose sum is σ = 54750290474880. Its totient is φ = 6311871482976.

The previous prime is 22101122210201. The next prime is 22101122210203. The reversal of 22101122210202 is 20201222110122.

It is a happy number.

22101122210202 is a `hidden beast` number, since 221 + 0 + 11 + 22 + 210 + 202 = 666.

It is an interprime number because it is at equal distance from previous prime (22101122210201) and next prime (22101122210203).

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 (22101122210201) 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, 37692118 + ... + 38273985.

It is an arithmetic number, because the mean of its divisors is an integer number (1140631051560).

Almost surely, 2^{22101122210202} is an apocalyptic number.

22101122210202 is an abundant number, since it is smaller than the sum of its proper divisors (32649168264678).

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

22101122210202 is a wasteful number, since it uses less digits than its factorization.

22101122210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75968427 (or 75968424 counting only the distinct ones).

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

Adding to 22101122210202 its reverse (20201222110122), we get a palindrome (42302344320324).

The spelling of 22101122210202 in words is "twenty-two trillion, one hundred one billion, one hundred twenty-two million, two hundred ten thousand, two hundred two".