113303111123 has 2 divisors, whose sum is σ = 113303111124. Its totient is φ = 113303111122.

The previous prime is 113303111101. The next prime is 113303111143. The reversal of 113303111123 is 321111303311.

It is an a-pointer prime, because the next prime (113303111143) can be obtained adding 113303111123 to its sum of digits (20).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 113303111123 - 2¹⁰ = 113303110099 is a prime.

It is a super-2 number, since 2×113303111123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 113303111095 and 113303111104.

It is not a weakly prime, because it can be changed into another prime (113303111143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56651555561 + 56651555562.

It is an arithmetic number, because the mean of its divisors is an integer number (56651555562).

Almost surely, 2^113303111123 is an apocalyptic number.

113303111123 is a deficient number, since it is larger than the sum of its proper divisors (1).

113303111123 is an equidigital number, since it uses as much as digits as its factorization.

113303111123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 113303111123 its reverse (321111303311), we get a palindrome (434414414434).

The spelling of 113303111123 in words is "one hundred thirteen billion, three hundred three million, one hundred eleven thousand, one hundred twenty-three".