1110112133221 has 16 divisors (see below), whose sum is σ = 1388690090368. Its totient is φ = 863931614400.

The previous prime is 1110112133177. The next prime is 1110112133231. The reversal of 1110112133221 is 1223312110111.

It is a cyclic number.

It is not a de Polignac number, because 1110112133221 - 2⁷ = 1110112133093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110112133231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99986535 + ... + 99997636.

It is an arithmetic number, because the mean of its divisors is an integer number (86793130648).

Almost surely, 2^{1110112133221} is an apocalyptic number.

It is an amenable number.

1110112133221 is a deficient number, since it is larger than the sum of its proper divisors (278577957147).

1110112133221 is a wasteful number, since it uses less digits than its factorization.

1110112133221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199984252.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1110112133221 its reverse (1223312110111), we get a palindrome (2333424243332).

The spelling of 1110112133221 in words is "one trillion, one hundred ten billion, one hundred twelve million, one hundred thirty-three thousand, two hundred twenty-one".