22220020120122 has 96 divisors (see below), whose sum is σ = 55612730032704. Its totient is φ = 6336888230400.

The previous prime is 22220020120117. The next prime is 22220020120141. The reversal of 22220020120122 is 22102102002222.

22220020120122 is a `hidden beast` number, since 22 + 220 + 0 + 201 + 201 + 22 = 666.

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 = 22220020120095 and 22220020120104.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 59854297 + ... + 60224387.

It is an arithmetic number, because the mean of its divisors is an integer number (579299271174).

Almost surely, 2^{22220020120122} is an apocalyptic number.

22220020120122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22220020120122 is an abundant number, since it is smaller than the sum of its proper divisors (33392709912582).

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

22220020120122 is a wasteful number, since it uses less digits than its factorization.

22220020120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387964 (or 387961 counting only the distinct ones).

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

Adding to 22220020120122 its reverse (22102102002222), we get a palindrome (44322122122344).

The spelling of 22220020120122 in words is "twenty-two trillion, two hundred twenty billion, twenty million, one hundred twenty thousand, one hundred twenty-two".