2022121022056 has 8 divisors (see below), whose sum is σ = 3791476916370. Its totient is φ = 1011060511024.

The previous prime is 2022121022027. The next prime is 2022121022057. The reversal of 2022121022056 is 6502201212202.

It can be written as a sum of positive squares in only one way, i.e., 2015076777156 + 7044244900 = 1419534^2 + 83930^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2022121022056.

It is not an unprimeable number, because it can be changed into a prime (2022121022057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126382563871 + ... + 126382563886.

Almost surely, 2^{2022121022056} is an apocalyptic number.

It is an amenable number.

2022121022056 is a deficient number, since it is larger than the sum of its proper divisors (1769355894314).

2022121022056 is a wasteful number, since it uses less digits than its factorization.

2022121022056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252765127763 (or 252765127759 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 2022121022056 its reverse (6502201212202), we get a palindrome (8524322234258).

The spelling of 2022121022056 in words is "two trillion, twenty-two billion, one hundred twenty-one million, twenty-two thousand, fifty-six".