11220444101200 has 60 divisors (see below), whose sum is σ = 28542829732380. Its totient is φ = 4224167188480.

The previous prime is 11220444101147. The next prime is 11220444101221. The reversal of 11220444101200 is 210144402211.

It can be written as a sum of positive squares in 6 ways, for example, as 11099043904 + 11209345057296 = 105352^2 + 3348036^2 .

It is a congruent number.

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, 825025855 + ... + 825039454.

It is an arithmetic number, because the mean of its divisors is an integer number (475713828873).

Almost surely, 2^{11220444101200} is an apocalyptic number.

11220444101200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11220444101200 is an abundant number, since it is smaller than the sum of its proper divisors (17322385631180).

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

11220444101200 is a wasteful number, since it uses less digits than its factorization.

11220444101200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650065344 (or 1650065333 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 11220444101200 its reverse (210144402211), we get a palindrome (11430588503411).

The spelling of 11220444101200 in words is "eleven trillion, two hundred twenty billion, four hundred forty-four million, one hundred one thousand, two hundred".