22120220200122 has 24 divisors (see below), whose sum is σ = 52284156837120. Its totient is φ = 6703097030280.

The previous prime is 22120220200093. The next prime is 22120220200151. The reversal of 22120220200122 is 22100202202122.

22120220200122 is a `hidden beast` number, since 2 + 2 + 120 + 220 + 200 + 122 = 666.

It is an interprime number because it is at equal distance from previous prime (22120220200093) and next prime (22120220200151).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 22120220200095 and 22120220200104.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55859141722 + ... + 55859142117.

It is an arithmetic number, because the mean of its divisors is an integer number (2178506534880).

Almost surely, 2^{22120220200122} is an apocalyptic number.

22120220200122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22120220200122 is an abundant number, since it is smaller than the sum of its proper divisors (30163936636998).

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

22120220200122 is a wasteful number, since it uses less digits than its factorization.

22120220200122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111718283858 (or 111718283855 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22120220200122 its reverse (22100202202122), we get a palindrome (44220422402244).

The spelling of 22120220200122 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty million, two hundred thousand, one hundred twenty-two".