2201111012200 has 48 divisors (see below), whose sum is σ = 5118394639500. Its totient is φ = 880304785920.

The previous prime is 2201111012167. The next prime is 2201111012201. The reversal of 2201111012200 is 22101111022.

It can be written as a sum of positive squares in 6 ways, for example, as 1405443444196 + 795667568004 = 1185514^2 + 892002^2 .

It is not an unprimeable number, because it can be changed into a prime (2201111012201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 396346 + ... + 2135254.

Almost surely, 2^{2201111012200} is an apocalyptic number.

2201111012200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201111012200 is an abundant number, since it is smaller than the sum of its proper divisors (2917283627300).

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

2201111012200 is a wasteful number, since it uses less digits than its factorization.

2201111012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1745254 (or 1745245 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2201111012200 its reverse (22101111022), we get a palindrome (2223212123222).

The spelling of 2201111012200 in words is "two trillion, two hundred one billion, one hundred eleven million, twelve thousand, two hundred".