20100442434022 has 32 divisors (see below), whose sum is σ = 30599307779040. Its totient is φ = 9901536142080.

The previous prime is 20100442434001. The next prime is 20100442434041. The reversal of 20100442434022 is 22043424400102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72297108 + ... + 72574600.

It is an arithmetic number, because the mean of its divisors is an integer number (956228368095).

Almost surely, 2^{20100442434022} is an apocalyptic number.

20100442434022 is a deficient number, since it is larger than the sum of its proper divisors (10498865345018).

20100442434022 is a wasteful number, since it uses less digits than its factorization.

20100442434022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279048.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 20100442434022 its reverse (22043424400102), we get a palindrome (42143866834124).

The spelling of 20100442434022 in words is "twenty trillion, one hundred billion, four hundred forty-two million, four hundred thirty-four thousand, twenty-two".