111321343201 has 16 divisors (see below), whose sum is σ = 116240417280. Its totient is φ = 106486047360.

The previous prime is 111321343129. The next prime is 111321343207. The reversal of 111321343201 is 102343123111.

It is a cyclic number.

It is not a de Polignac number, because 111321343201 - 2¹³ = 111321335009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111321343207) 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 15 ways as a sum of consecutive naturals, for example, 15344691 + ... + 15351943.

It is an arithmetic number, because the mean of its divisors is an integer number (7265026080).

Almost surely, 2^111321343201 is an apocalyptic number.

It is an amenable number.

111321343201 is a deficient number, since it is larger than the sum of its proper divisors (4919074079).

111321343201 is an equidigital number, since it uses as much as digits as its factorization.

111321343201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12936.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 111321343201 its reverse (102343123111), we get a palindrome (213664466312).

The spelling of 111321343201 in words is "one hundred eleven billion, three hundred twenty-one million, three hundred forty-three thousand, two hundred one".