1112113013231 has 8 divisors (see below), whose sum is σ = 1284579737424. Its totient is φ = 951540545920.

The previous prime is 1112113013213. The next prime is 1112113013237. The reversal of 1112113013231 is 1323103112111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1112113013231 is a prime.

It is a super-2 number, since 2×1112113013231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112113013237) 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, 2973564020 + ... + 2973564393.

It is an arithmetic number, because the mean of its divisors is an integer number (160572467178).

Almost surely, 2^{1112113013231} is an apocalyptic number.

1112113013231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1112113013231 is a deficient number, since it is larger than the sum of its proper divisors (172466724193).

1112113013231 is a wasteful number, since it uses less digits than its factorization.

1112113013231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5947128441.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 1112113013231 its reverse (1323103112111), we get a palindrome (2435216125342).

The spelling of 1112113013231 in words is "one trillion, one hundred twelve billion, one hundred thirteen million, thirteen thousand, two hundred thirty-one".