110403221231 has 2 divisors, whose sum is σ = 110403221232. Its totient is φ = 110403221230.

The previous prime is 110403221209. The next prime is 110403221233. The reversal of 110403221231 is 132122304011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110403221231 is a prime.

It is a super-2 number, since 2×110403221231² (a number of 23 digits) contains 22 as substring.

Together with 110403221233, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110403221233) 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 as a sum of consecutive naturals, namely, 55201610615 + 55201610616.

It is an arithmetic number, because the mean of its divisors is an integer number (55201610616).

Almost surely, 2^110403221231 is an apocalyptic number.

110403221231 is a deficient number, since it is larger than the sum of its proper divisors (1).

110403221231 is an equidigital number, since it uses as much as digits as its factorization.

110403221231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 110403221231 its reverse (132122304011), we get a palindrome (242525525242).

The spelling of 110403221231 in words is "one hundred ten billion, four hundred three million, two hundred twenty-one thousand, two hundred thirty-one".