123310331843 has 2 divisors, whose sum is σ = 123310331844. Its totient is φ = 123310331842.

The previous prime is 123310331831. The next prime is 123310331863. The reversal of 123310331843 is 348133013321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123310331843 - 2⁸ = 123310331587 is a prime.

It is not a weakly prime, because it can be changed into another prime (123310331863) 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, 61655165921 + 61655165922.

It is an arithmetic number, because the mean of its divisors is an integer number (61655165922).

Almost surely, 2^123310331843 is an apocalyptic number.

123310331843 is a deficient number, since it is larger than the sum of its proper divisors (1).

123310331843 is an equidigital number, since it uses as much as digits as its factorization.

123310331843 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 123310331843 in words is "one hundred twenty-three billion, three hundred ten million, three hundred thirty-one thousand, eight hundred forty-three".