2201212112200 has 48 divisors (see below), whose sum is σ = 5119135942500. Its totient is φ = 880258129920.

The previous prime is 2201212112161. The next prime is 2201212112219. The reversal of 2201212112200 is 22112121022.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 972160504324 + 1229051607876 = 985982^2 + 1108626^2 .

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, 637225 + ... + 2192824.

Almost surely, 2^{2201212112200} is an apocalyptic number.

2201212112200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201212112200 is an abundant number, since it is smaller than the sum of its proper divisors (2917923830300).

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

2201212112200 is a wasteful number, since it uses less digits than its factorization.

2201212112200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2833954 (or 2833945 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2201212112200 its reverse (22112121022), we get a palindrome (2223324233222).

The spelling of 2201212112200 in words is "two trillion, two hundred one billion, two hundred twelve million, one hundred twelve thousand, two hundred".