20020222222200 has 144 divisors (see below), whose sum is σ = 67235855759280. Its totient is φ = 5338624596480.

The previous prime is 20020222222157. The next prime is 20020222222283. The reversal of 20020222222200 is 222222202002.

20020222222200 is a `hidden beast` number, since 2 + 0 + 0 + 20 + 222 + 222 + 200 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 182117652 + ... + 182227548.

It is an arithmetic number, because the mean of its divisors is an integer number (466915664995).

Almost surely, 2^{20020222222200} is an apocalyptic number.

20020222222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20020222222200 is an abundant number, since it is smaller than the sum of its proper divisors (47215633537080).

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

20020222222200 is a wasteful number, since it uses less digits than its factorization.

20020222222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211126 (or 211114 counting only the distinct ones).

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

Adding to 20020222222200 its reverse (222222202002), we get a palindrome (20242444424202).

The spelling of 20020222222200 in words is "twenty trillion, twenty billion, two hundred twenty-two million, two hundred twenty-two thousand, two hundred".