222020200020 has 24 divisors (see below), whose sum is σ = 621656560224. Its totient is φ = 59205386656.

The previous prime is 222020200007. The next prime is 222020200037. The reversal of 222020200020 is 20002020222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 222020199969 and 222020200005.

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, 1850168274 + ... + 1850168393.

It is an arithmetic number, because the mean of its divisors is an integer number (25902356676).

Almost surely, 2^222020200020 is an apocalyptic number.

222020200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222020200020 is an abundant number, since it is smaller than the sum of its proper divisors (399636360204).

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

222020200020 is a wasteful number, since it uses less digits than its factorization.

222020200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3700336679 (or 3700336677 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

Adding to 222020200020 its reverse (20002020222), we get a palindrome (242022220242).

The spelling of 222020200020 in words is "two hundred twenty-two billion, twenty million, two hundred thousand, twenty".