2122020122122 has 16 divisors (see below), whose sum is σ = 3371098200840. Its totient is φ = 998351497728.

The previous prime is 2122020122069. The next prime is 2122020122129. The reversal of 2122020122122 is 2212210202212.

It can be written as a sum of positive squares in 4 ways, for example, as 2103576037641 + 18444084481 = 1450371^2 + 135809^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2122020122122.

It is not an unprimeable number, because it can be changed into a prime (2122020122129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7553997 + ... + 7829872.

Almost surely, 2^{2122020122122} is an apocalyptic number.

2122020122122 is a deficient number, since it is larger than the sum of its proper divisors (1249078078718).

2122020122122 is a wasteful number, since it uses less digits than its factorization.

2122020122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15387945.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 2122020122122 its reverse (2212210202212), we get a palindrome (4334230324334).

The spelling of 2122020122122 in words is "two trillion, one hundred twenty-two billion, twenty million, one hundred twenty-two thousand, one hundred twenty-two".