1110112321 has 2 divisors, whose sum is σ = 1110112322. Its totient is φ = 1110112320.

The previous prime is 1110112313. The next prime is 1110112349. The reversal of 1110112321 is 1232110111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1065369600 + 44742721 = 32640^2 + 6689^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110112321 - 2³ = 1110112313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1110112361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555056160 + 555056161.

It is an arithmetic number, because the mean of its divisors is an integer number (555056161).

Almost surely, 2^1110112321 is an apocalyptic number.

It is an amenable number.

1110112321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1110112321 is an equidigital number, since it uses as much as digits as its factorization.

1110112321 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

The square root of 1110112321 is about 33318.3481133144. The cubic root of 1110112321 is about 1035.4337283033.

Adding to 1110112321 its reverse (1232110111), we get a palindrome (2342222432).

The spelling of 1110112321 in words is "one billion, one hundred ten million, one hundred twelve thousand, three hundred twenty-one".