112111000221 has 32 divisors (see below), whose sum is σ = 176292518400. Its totient is φ = 62630210880.

The previous prime is 112111000219. The next prime is 112111000229. The reversal of 112111000221 is 122000111211.

It is not a de Polignac number, because 112111000221 - 2¹ = 112111000219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112111000197 and 112111000206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112111000229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2393091 + ... + 2439488.

It is an arithmetic number, because the mean of its divisors is an integer number (5509141200).

Almost surely, 2^112111000221 is an apocalyptic number.

112111000221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

112111000221 is a deficient number, since it is larger than the sum of its proper divisors (64181518179).

112111000221 is a wasteful number, since it uses less digits than its factorization.

112111000221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4832649.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 112111000221 its reverse (122000111211), we get a palindrome (234111111432).

The spelling of 112111000221 in words is "one hundred twelve billion, one hundred eleven million, two hundred twenty-one", and thus it is an aban number.