12403355223 has 16 divisors (see below), whose sum is σ = 19510040576. Its totient is φ = 6858997920.

The previous prime is 12403355213. The next prime is 12403355257. The reversal of 12403355223 is 32255330421.

It is not a de Polignac number, because 12403355223 - 2⁴ = 12403355207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12403355213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9525736 + ... + 9527037.

It is an arithmetic number, because the mean of its divisors is an integer number (1219377536).

Almost surely, 2^12403355223 is an apocalyptic number.

12403355223 is a deficient number, since it is larger than the sum of its proper divisors (7106685353).

12403355223 is a wasteful number, since it uses less digits than its factorization.

12403355223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19052814.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 12403355223 its reverse (32255330421), we get a palindrome (44658685644).

The spelling of 12403355223 in words is "twelve billion, four hundred three million, three hundred fifty-five thousand, two hundred twenty-three".