110123203231 has 2 divisors, whose sum is σ = 110123203232. Its totient is φ = 110123203230.

The previous prime is 110123203213. The next prime is 110123203241. The reversal of 110123203231 is 132302321011.

Together with previous prime (110123203213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110123203231 - 2⁵ = 110123203199 is a prime.

It is a super-2 number, since 2×110123203231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 110123203199 and 110123203208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110123203241) 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, 55061601615 + 55061601616.

It is an arithmetic number, because the mean of its divisors is an integer number (55061601616).

Almost surely, 2^110123203231 is an apocalyptic number.

110123203231 is a deficient number, since it is larger than the sum of its proper divisors (1).

110123203231 is an equidigital number, since it uses as much as digits as its factorization.

110123203231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 110123203231 its reverse (132302321011), we get a palindrome (242425524242).

The spelling of 110123203231 in words is "one hundred ten billion, one hundred twenty-three million, two hundred three thousand, two hundred thirty-one".