22202001122220 has 48 divisors (see below), whose sum is σ = 69072892381920. Its totient is φ = 5920533632448.

The previous prime is 22202001122219. The next prime is 22202001122243. The reversal of 22202001122220 is 2222110020222.

22202001122220 is a `hidden beast` number, since 2 + 220 + 200 + 1 + 1 + 22 + 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 = 22202001122193 and 22202001122202.

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, 20557407907 + ... + 20557408986.

It is an arithmetic number, because the mean of its divisors is an integer number (1439018591290).

Almost surely, 2^{22202001122220} is an apocalyptic number.

22202001122220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22202001122220 is an abundant number, since it is smaller than the sum of its proper divisors (46870891259700).

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

22202001122220 is a wasteful number, since it uses less digits than its factorization.

22202001122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41114816911 (or 41114816903 counting only the distinct ones).

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

Adding to 22202001122220 its reverse (2222110020222), we get a palindrome (24424111142442).

The spelling of 22202001122220 in words is "twenty-two trillion, two hundred two billion, one million, one hundred twenty-two thousand, two hundred twenty".