1113350440231 has 4 divisors (see below), whose sum is σ = 1113503317272. Its totient is φ = 1113197563192.

The previous prime is 1113350440157. The next prime is 1113350440249. The reversal of 1113350440231 is 1320440533111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113350440231 is a prime.

It is a super-2 number, since 2×1113350440231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113350440231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113350440331) 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 3 ways as a sum of consecutive naturals, for example, 76427596 + ... + 76442161.

It is an arithmetic number, because the mean of its divisors is an integer number (278375829318).

Almost surely, 2^{1113350440231} is an apocalyptic number.

1113350440231 is a deficient number, since it is larger than the sum of its proper divisors (152877041).

1113350440231 is an equidigital number, since it uses as much as digits as its factorization.

1113350440231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152877040.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 1113350440231 its reverse (1320440533111), we get a palindrome (2433790973342).

The spelling of 1113350440231 in words is "one trillion, one hundred thirteen billion, three hundred fifty million, four hundred forty thousand, two hundred thirty-one".