100003000023 has 24 divisors (see below), whose sum is σ = 147045640560. Its totient is φ = 65473522560.

The previous prime is 100003000007. The next prime is 100003000043. The reversal of 100003000023 is 320000300001.

It is a happy number.

It is not a de Polignac number, because 100003000023 - 2⁴ = 100003000007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 100002999969 and 100003000014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100003000043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211363 + ... + 494651.

It is an arithmetic number, because the mean of its divisors is an integer number (6126901690).

Almost surely, 2^100003000023 is an apocalyptic number.

100003000023 is a deficient number, since it is larger than the sum of its proper divisors (47042640537).

100003000023 is a wasteful number, since it uses less digits than its factorization.

100003000023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283999 (or 283996 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 9.

Adding to 100003000023 its reverse (320000300001), we get a palindrome (420003300024).

The spelling of 100003000023 in words is "one hundred billion, three million, twenty-three", and thus it is an aban number.