11122112001200 has 30 divisors (see below), whose sum is σ = 26720874083844. Its totient is φ = 4448844800320.

The previous prime is 11122112001173. The next prime is 11122112001211. The reversal of 11122112001200 is 210021122111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13902639602 + ... + 13902640401.

Almost surely, 2^{11122112001200} is an apocalyptic number.

11122112001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11122112001200 is an abundant number, since it is smaller than the sum of its proper divisors (15598762082644).

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

11122112001200 is a wasteful number, since it uses less digits than its factorization.

11122112001200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27805280021 (or 27805280010 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11122112001200 its reverse (210021122111), we get a palindrome (11332133123311).

The spelling of 11122112001200 in words is "eleven trillion, one hundred twenty-two billion, one hundred twelve million, one thousand, two hundred".