111320421213 has 8 divisors (see below), whose sum is σ = 148439927776. Its totient is φ = 74207264400.

The previous prime is 111320421169. The next prime is 111320421217. The reversal of 111320421213 is 312124023111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 111320421213 - 2³⁴ = 94140552029 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 111320421213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111320421217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1546378 + ... + 1616763.

It is an arithmetic number, because the mean of its divisors is an integer number (18554990972).

Almost surely, 2^111320421213 is an apocalyptic number.

It is an amenable number.

111320421213 is a deficient number, since it is larger than the sum of its proper divisors (37119506563).

111320421213 is a wasteful number, since it uses less digits than its factorization.

111320421213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3174875.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 111320421213 its reverse (312124023111), we get a palindrome (423444444324).

The spelling of 111320421213 in words is "one hundred eleven billion, three hundred twenty million, four hundred twenty-one thousand, two hundred thirteen".