123113213303 has 2 divisors, whose sum is σ = 123113213304. Its totient is φ = 123113213302.

The previous prime is 123113213297. The next prime is 123113213329. The reversal of 123113213303 is 303312311321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123113213303 - 2¹⁰ = 123113212279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123113213803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61556606651 + 61556606652.

It is an arithmetic number, because the mean of its divisors is an integer number (61556606652).

Almost surely, 2^123113213303 is an apocalyptic number.

123113213303 is a deficient number, since it is larger than the sum of its proper divisors (1).

123113213303 is an equidigital number, since it uses as much as digits as its factorization.

123113213303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 123113213303 its reverse (303312311321), we get a palindrome (426425524624).

The spelling of 123113213303 in words is "one hundred twenty-three billion, one hundred thirteen million, two hundred thirteen thousand, three hundred three".