111103013321 has 4 divisors (see below), whose sum is σ = 111162144000. Its totient is φ = 111043882644.

The previous prime is 111103013269. The next prime is 111103013353. The reversal of 111103013321 is 123310301111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111103013321 - 2²² = 111098819017 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111103013321.

It is not an unprimeable number, because it can be changed into a prime (111103013521) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 29562521 + ... + 29566278.

It is an arithmetic number, because the mean of its divisors is an integer number (27790536000).

Almost surely, 2^111103013321 is an apocalyptic number.

It is an amenable number.

111103013321 is a deficient number, since it is larger than the sum of its proper divisors (59130679).

111103013321 is an equidigital number, since it uses as much as digits as its factorization.

111103013321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59130678.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 111103013321 its reverse (123310301111), we get a palindrome (234413314432).

The spelling of 111103013321 in words is "one hundred eleven billion, one hundred three million, thirteen thousand, three hundred twenty-one".