22105031144052 has 12 divisors (see below), whose sum is σ = 51578406002816. Its totient is φ = 7368343714680.

The previous prime is 22105031144051. The next prime is 22105031144081. The reversal of 22105031144052 is 25044113050122.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22105031144051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 921042964324 + ... + 921042964347.

Almost surely, 2^{22105031144052} is an apocalyptic number.

It is an amenable number.

22105031144052 is an abundant number, since it is smaller than the sum of its proper divisors (29473374858764).

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

22105031144052 is a wasteful number, since it uses less digits than its factorization.

22105031144052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1842085928678 (or 1842085928676 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 22105031144052 its reverse (25044113050122), we get a palindrome (47149144194174).

The spelling of 22105031144052 in words is "twenty-two trillion, one hundred five billion, thirty-one million, one hundred forty-four thousand, fifty-two".