111314242231 has 2 divisors, whose sum is σ = 111314242232. Its totient is φ = 111314242230.

The previous prime is 111314242219. The next prime is 111314242301. The reversal of 111314242231 is 132242413111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111314242231 - 2²¹ = 111312145079 is a prime.

It is a super-2 number, since 2×111314242231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111314242196 and 111314242205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111314240231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55657121115 + 55657121116.

It is an arithmetic number, because the mean of its divisors is an integer number (55657121116).

Almost surely, 2^111314242231 is an apocalyptic number.

111314242231 is a deficient number, since it is larger than the sum of its proper divisors (1).

111314242231 is an equidigital number, since it uses as much as digits as its factorization.

111314242231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 25.

Adding to 111314242231 its reverse (132242413111), we get a palindrome (243556655342).

The spelling of 111314242231 in words is "one hundred eleven billion, three hundred fourteen million, two hundred forty-two thousand, two hundred thirty-one".