22102221202002 has 48 divisors (see below), whose sum is σ = 49146596928000. Its totient is φ = 7176090441312.

The previous prime is 22102221202001. The next prime is 22102221202051. The reversal of 22102221202002 is 20020212220122.

22102221202002 is a `hidden beast` number, since 221 + 0 + 2 + 221 + 20 + 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 (22102221202001) 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, 95351602 + ... + 95583117.

It is an arithmetic number, because the mean of its divisors is an integer number (1023887436000).

Almost surely, 2^{22102221202002} is an apocalyptic number.

22102221202002 is an abundant number, since it is smaller than the sum of its proper divisors (27044375725998).

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

22102221202002 is a wasteful number, since it uses less digits than its factorization.

22102221202002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190934895 (or 190934892 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22102221202002 its reverse (20020212220122), we get a palindrome (42122433422124).

The spelling of 22102221202002 in words is "twenty-two trillion, one hundred two billion, two hundred twenty-one million, two hundred two thousand, two".