22200112020220 has 24 divisors (see below), whose sum is σ = 46880683491600. Its totient is φ = 8830435617792.

The previous prime is 22200112020187. The next prime is 22200112020253. The reversal of 22200112020220 is 2202021100222.

It is an interprime number because it is at equal distance from previous prime (22200112020187) and next prime (22200112020253).

It is a junction number, because it is equal to n+sod(n) for n = 22200112020194 and 22200112020203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3100570725 + ... + 3100577884.

It is an arithmetic number, because the mean of its divisors is an integer number (1953361812150).

Almost surely, 2^{22200112020220} is an apocalyptic number.

22200112020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22200112020220 is an abundant number, since it is smaller than the sum of its proper divisors (24680571471380).

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

22200112020220 is a wasteful number, since it uses less digits than its factorization.

22200112020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6201148797 (or 6201148795 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22200112020220 its reverse (2202021100222), we get a palindrome (24402133120442).

The spelling of 22200112020220 in words is "twenty-two trillion, two hundred billion, one hundred twelve million, twenty thousand, two hundred twenty".