221112001112000 has 56 divisors (see below), whose sum is σ = 547583870773680. Its totient is φ = 88444800441600.

The previous prime is 221112001111993. The next prime is 221112001112011. The reversal of 221112001112000 is 211100211122.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 13819492070 + ... + 13819508069.

Almost surely, 2^{221112001112000} is an apocalyptic number.

221112001112000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221112001112000 is an abundant number, since it is smaller than the sum of its proper divisors (326471869661680).

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

221112001112000 is an equidigital number, since it uses as much as digits as its factorization.

221112001112000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27639000166 (or 27639000146 counting only the distinct ones).

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

Adding to 221112001112000 its reverse (211100211122), we get a palindrome (221323101323122).

The spelling of 221112001112000 in words is "two hundred twenty-one trillion, one hundred twelve billion, one million, one hundred twelve thousand".