22202002220220 has 72 divisors (see below), whose sum is σ = 69166237568064. Its totient is φ = 5760519493248.

The previous prime is 22202002220213. The next prime is 22202002220221. The reversal of 22202002220220 is 2202220020222.

22202002220220 is a `hidden beast` number, since 2 + 2 + 20 + 200 + 2 + 220 + 220 = 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 = 22202002220193 and 22202002220202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202002220221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1666810324 + ... + 1666823643.

Almost surely, 2^{22202002220220} is an apocalyptic number.

22202002220220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22202002220220 is an abundant number, since it is smaller than the sum of its proper divisors (46964235347844).

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

22202002220220 is a wasteful number, since it uses less digits than its factorization.

22202002220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333634019 (or 3333634014 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 22202002220220 its reverse (2202220020222), we get a palindrome (24404222240442).

The spelling of 22202002220220 in words is "twenty-two trillion, two hundred two billion, two million, two hundred twenty thousand, two hundred twenty".