100320023 has 2 divisors, whose sum is σ = 100320024. Its totient is φ = 100320022.

The previous prime is 100320007. The next prime is 100320041. The reversal of 100320023 is 320023001.

It is a weak prime.

It is an emirp because it is prime and its reverse (320023001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100320023 - 2⁴ = 100320007 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 100319986 and 100320013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100380023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50160011 + 50160012.

It is an arithmetic number, because the mean of its divisors is an integer number (50160012).

Almost surely, 2^100320023 is an apocalyptic number.

100320023 is a deficient number, since it is larger than the sum of its proper divisors (1).

100320023 is an equidigital number, since it uses as much as digits as its factorization.

100320023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 100320023 is about 10015.9883686035. The cubic root of 100320023 is about 464.6534945072.

Adding to 100320023 its reverse (320023001), we get a palindrome (420343024).

The spelling of 100320023 in words is "one hundred million, three hundred twenty thousand, twenty-three".