10323023403 has 72 divisors (see below), whose sum is σ = 17799581520. Its totient is φ = 5301542400.

The previous prime is 10323023387. The next prime is 10323023411. The reversal of 10323023403 is 30432032301.

It is not a de Polignac number, because 10323023403 - 2⁴ = 10323023387 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 10323023403.

It is not an unprimeable number, because it can be changed into a prime (10323023443) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1579783 + ... + 1586303.

It is an arithmetic number, because the mean of its divisors is an integer number (247216410).

Almost surely, 2^10323023403 is an apocalyptic number.

10323023403 is a deficient number, since it is larger than the sum of its proper divisors (7476558117).

10323023403 is a wasteful number, since it uses less digits than its factorization.

10323023403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6649 (or 6631 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 10323023403 its reverse (30432032301), we get a palindrome (40755055704).

The spelling of 10323023403 in words is "ten billion, three hundred twenty-three million, twenty-three thousand, four hundred three".