111244121313 has 8 divisors (see below), whose sum is σ = 159735148608. Its totient is φ = 68457920784.

The previous prime is 111244121257. The next prime is 111244121347. The reversal of 111244121313 is 313121442111.

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

It is not a de Polignac number, because 111244121313 - 2²⁵ = 111210566881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111244121213) 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 7 ways as a sum of consecutive naturals, for example, 1426206645 + ... + 1426206722.

It is an arithmetic number, because the mean of its divisors is an integer number (19966893576).

Almost surely, 2^111244121313 is an apocalyptic number.

111244121313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111244121313 is a deficient number, since it is larger than the sum of its proper divisors (48491027295).

111244121313 is a wasteful number, since it uses less digits than its factorization.

111244121313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2852413383.

The product of its digits is 576, while the sum is 24.

Adding to 111244121313 its reverse (313121442111), we get a palindrome (424365563424).

The spelling of 111244121313 in words is "one hundred eleven billion, two hundred forty-four million, one hundred twenty-one thousand, three hundred thirteen".