100123320347 has 2 divisors, whose sum is σ = 100123320348. Its totient is φ = 100123320346.

The previous prime is 100123320329. The next prime is 100123320361. The reversal of 100123320347 is 743023321001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100123320347 is a prime.

It is not a weakly prime, because it can be changed into another prime (100123320307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50061660173 + 50061660174.

It is an arithmetic number, because the mean of its divisors is an integer number (50061660174).

Almost surely, 2^100123320347 is an apocalyptic number.

100123320347 is a deficient number, since it is larger than the sum of its proper divisors (1).

100123320347 is an equidigital number, since it uses as much as digits as its factorization.

100123320347 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 100123320347 its reverse (743023321001), we get a palindrome (843146641348).

The spelling of 100123320347 in words is "one hundred billion, one hundred twenty-three million, three hundred twenty thousand, three hundred forty-seven".