11222111220200 has 48 divisors (see below), whose sum is σ = 26121024670860. Its totient is φ = 4483749248000.

The previous prime is 11222111220169. The next prime is 11222111220227. The reversal of 11222111220200 is 202211122211.

It can be written as a sum of positive squares in 6 ways, for example, as 4718009721604 + 6504101498596 = 2172098^2 + 2550314^2 .

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, 31668611 + ... + 32021010.

Almost surely, 2^{11222111220200} is an apocalyptic number.

11222111220200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222111220200 is an abundant number, since it is smaller than the sum of its proper divisors (14898913450660).

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

11222111220200 is a wasteful number, since it uses less digits than its factorization.

11222111220200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63690518 (or 63690509 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 11222111220200 its reverse (202211122211), we get a palindrome (11424322342411).

The spelling of 11222111220200 in words is "eleven trillion, two hundred twenty-two billion, one hundred eleven million, two hundred twenty thousand, two hundred".