22110221021202 has 48 divisors (see below), whose sum is σ = 48331196311320. Its totient is φ = 7304583476736.

The previous prime is 22110221021183. The next prime is 22110221021227. The reversal of 22110221021202 is 20212012201122.

It is a happy number.

22110221021202 is a `hidden beast` number, since 221 + 1 + 0 + 221 + 0 + 21 + 202 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 11270395693881 + 10839825327321 = 3357141^2 + 3292389^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59592288 + ... + 59962164.

Almost surely, 2^{22110221021202} is an apocalyptic number.

22110221021202 is an abundant number, since it is smaller than the sum of its proper divisors (26220975290118).

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

22110221021202 is a wasteful number, since it uses less digits than its factorization.

22110221021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399387 (or 399384 counting only the distinct ones).

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

Adding to 22110221021202 its reverse (20212012201122), we get a palindrome (42322233222324).

The spelling of 22110221021202 in words is "twenty-two trillion, one hundred ten billion, two hundred twenty-one million, twenty-one thousand, two hundred two".