22120100220122 has 8 divisors (see below), whose sum is σ = 33180170318676. Its totient is φ = 11060043447232.

The previous prime is 22120100220091. The next prime is 22120100220131. The reversal of 22120100220122 is 22102200102122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 19934519406481 + 2185580813641 = 4464809^2 + 1478371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 22120100220122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4508018 + ... + 8035074.

Almost surely, 2^{22120100220122} is an apocalyptic number.

22120100220122 is a deficient number, since it is larger than the sum of its proper divisors (11060070098554).

22120100220122 is a wasteful number, since it uses less digits than its factorization.

22120100220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6662832.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22120100220122 its reverse (22102200102122), we get a palindrome (44222300322244).

The spelling of 22120100220122 in words is "twenty-two trillion, one hundred twenty billion, one hundred million, two hundred twenty thousand, one hundred twenty-two".