112001000221111 has 4 divisors (see below), whose sum is σ = 112030637959800. Its totient is φ = 111971362482424.

The previous prime is 112001000221087. The next prime is 112001000221193. The reversal of 112001000221111 is 111122000100211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112001000221111 - 2⁵ = 112001000221079 is a prime.

It is a super-4 number, since 4×112001000221111⁴ (a number of 57 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112001000221091 and 112001000221100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112001000228111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14818863676 + ... + 14818871233.

It is an arithmetic number, because the mean of its divisors is an integer number (28007659489950).

Almost surely, 2^{112001000221111} is an apocalyptic number.

112001000221111 is a deficient number, since it is larger than the sum of its proper divisors (29637738689).

112001000221111 is an equidigital number, since it uses as much as digits as its factorization.

112001000221111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29637738688.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 112001000221111 its reverse (111122000100211), we get a palindrome (223123000321322).

The spelling of 112001000221111 in words is "one hundred twelve trillion, one billion, two hundred twenty-one thousand, one hundred eleven".