100311443423 has 2 divisors, whose sum is σ = 100311443424. Its totient is φ = 100311443422.

The previous prime is 100311443389. The next prime is 100311443437. The reversal of 100311443423 is 324344113001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100311443423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100311443392 and 100311443401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100311443443) 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, 50155721711 + 50155721712.

It is an arithmetic number, because the mean of its divisors is an integer number (50155721712).

Almost surely, 2^100311443423 is an apocalyptic number.

100311443423 is a deficient number, since it is larger than the sum of its proper divisors (1).

100311443423 is an equidigital number, since it uses as much as digits as its factorization.

100311443423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 100311443423 its reverse (324344113001), we get a palindrome (424655556424).

The spelling of 100311443423 in words is "one hundred billion, three hundred eleven million, four hundred forty-three thousand, four hundred twenty-three".