11112001222000 has 160 divisors (see below), whose sum is σ = 30978971397504. Its totient is φ = 3776113152000.

The previous prime is 11112001221989. The next prime is 11112001222051. The reversal of 11112001222000 is 22210021111.

11112001222000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1930011 + ... + 5094010.

Almost surely, 2^{11112001222000} is an apocalyptic number.

11112001222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11112001222000 is an abundant number, since it is smaller than the sum of its proper divisors (19866970175504).

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

11112001222000 is a wasteful number, since it uses less digits than its factorization.

11112001222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7024164 (or 7024148 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11112001222000 its reverse (22210021111), we get a palindrome (11134211243111).

The spelling of 11112001222000 in words is "eleven trillion, one hundred twelve billion, one million, two hundred twenty-two thousand".