11221012112200 has 96 divisors (see below), whose sum is σ = 28461558656160. Its totient is φ = 4080225881600.

The previous prime is 11221012112129. The next prime is 11221012112257. The reversal of 11221012112200 is 221121012211.

It is a super-2 number, since 2×11221012112200² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79113747 + ... + 79255453.

It is an arithmetic number, because the mean of its divisors is an integer number (296474569335).

Almost surely, 2^{11221012112200} is an apocalyptic number.

11221012112200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11221012112200 is an abundant number, since it is smaller than the sum of its proper divisors (17240546543960).

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

11221012112200 is a wasteful number, since it uses less digits than its factorization.

11221012112200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177727 (or 177718 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11221012112200 its reverse (221121012211), we get a palindrome (11442133124411).

The spelling of 11221012112200 in words is "eleven trillion, two hundred twenty-one billion, twelve million, one hundred twelve thousand, two hundred".