11200221312100 has 18 divisors (see below), whose sum is σ = 24304480247474. Its totient is φ = 4480088524800.

The previous prime is 11200221312097. The next prime is 11200221312143. The reversal of 11200221312100 is 121312200211.

It can be written as a sum of positive squares in 3 ways, for example, as 1260729243684 + 9939492068416 = 1122822^2 + 3152696^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56001106461 + ... + 56001106660.

Almost surely, 2^{11200221312100} is an apocalyptic number.

11200221312100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11200221312100 is an abundant number, since it is smaller than the sum of its proper divisors (13104258935374).

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

11200221312100 is a wasteful number, since it uses less digits than its factorization.

11200221312100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112002213135 (or 112002213128 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11200221312100 its reverse (121312200211), we get a palindrome (11321533512311).

The spelling of 11200221312100 in words is "eleven trillion, two hundred billion, two hundred twenty-one million, three hundred twelve thousand, one hundred".