20222122200122 has 32 divisors (see below), whose sum is σ = 31414318243344. Its totient is φ = 9756986803200.

The previous prime is 20222122200113. The next prime is 20222122200179. The reversal of 20222122200122 is 22100222122202.

It can be written as a sum of positive squares in 8 ways, for example, as 12281387079361 + 7940735120761 = 3504481^2 + 2817931^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20222122200094 and 20222122200103.

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, 101164178 + ... + 101363874.

Almost surely, 2^{20222122200122} is an apocalyptic number.

20222122200122 is a deficient number, since it is larger than the sum of its proper divisors (11192196043222).

20222122200122 is a wasteful number, since it uses less digits than its factorization.

20222122200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215474.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20222122200122 its reverse (22100222122202), we get a palindrome (42322344322324).

The spelling of 20222122200122 in words is "twenty trillion, two hundred twenty-two billion, one hundred twenty-two million, two hundred thousand, one hundred twenty-two".