111320113014 has 144 divisors (see below), whose sum is σ = 282058686000. Its totient is φ = 31596364800.

The previous prime is 111320112971. The next prime is 111320113019. The reversal of 111320113014 is 410311023111.

It is a happy number.

It is a super-2 number, since 2×111320113014² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111320113019) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7805362 + ... + 7819610.

It is an arithmetic number, because the mean of its divisors is an integer number (1958740875).

Almost surely, 2^111320113014 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111320113014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141029343000).

111320113014 is an abundant number, since it is smaller than the sum of its proper divisors (170738572986).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111320113014 is a wasteful number, since it uses less digits than its factorization.

111320113014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14507 (or 14493 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 111320113014 its reverse (410311023111), we get a palindrome (521631136125).

The spelling of 111320113014 in words is "one hundred eleven billion, three hundred twenty million, one hundred thirteen thousand, fourteen".