2001222200200 has 48 divisors (see below), whose sum is σ = 4655282377680. Its totient is φ = 800068964160.

The previous prime is 2001222200189. The next prime is 2001222200227. The reversal of 2001222200200 is 20022221002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2242122 + ... + 3004921.

It is an arithmetic number, because the mean of its divisors is an integer number (96985049535).

Almost surely, 2^{2001222200200} is an apocalyptic number.

2001222200200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001222200200 is an abundant number, since it is smaller than the sum of its proper divisors (2654060177480).

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

2001222200200 is a wasteful number, since it uses less digits than its factorization.

2001222200200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5248966 (or 5248957 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 2001222200200 its reverse (20022221002), we get a palindrome (2021244421202).

The spelling of 2001222200200 in words is "two trillion, one billion, two hundred twenty-two million, two hundred thousand, two hundred".