100020000323 has 4 divisors (see below), whose sum is σ = 102459512568. Its totient is φ = 97580488080.

The previous prime is 100020000319. The next prime is 100020000331. The reversal of 100020000323 is 323000020001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100020000323 - 2² = 100020000319 is a prime.

It is a super-2 number, since 2×100020000323² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100020000923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1219756061 + ... + 1219756142.

It is an arithmetic number, because the mean of its divisors is an integer number (25614878142).

Almost surely, 2^100020000323 is an apocalyptic number.

100020000323 is a deficient number, since it is larger than the sum of its proper divisors (2439512245).

100020000323 is an equidigital number, since it uses as much as digits as its factorization.

100020000323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2439512244.

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

Adding to 100020000323 its reverse (323000020001), we get a palindrome (423020020324).

The spelling of 100020000323 in words is "one hundred billion, twenty million, three hundred twenty-three", and thus it is an aban number.