111302320321 has 16 divisors (see below), whose sum is σ = 125028956160. Its totient is φ = 98460230400.

The previous prime is 111302320267. The next prime is 111302320331. The reversal of 111302320321 is 123023203111.

It is a cyclic number.

It is not a de Polignac number, because 111302320321 - 2⁹ = 111302319809 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (111302320331) 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, 1315630 + ... + 1397671.

It is an arithmetic number, because the mean of its divisors is an integer number (7814309760).

Almost surely, 2^111302320321 is an apocalyptic number.

It is an amenable number.

111302320321 is a deficient number, since it is larger than the sum of its proper divisors (13726635839).

111302320321 is a wasteful number, since it uses less digits than its factorization.

111302320321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2713464.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 111302320321 its reverse (123023203111), we get a palindrome (234325523432).

The spelling of 111302320321 in words is "one hundred eleven billion, three hundred two million, three hundred twenty thousand, three hundred twenty-one".