1023344232403 has 4 divisors (see below), whose sum is σ = 1023505573168. Its totient is φ = 1023182891640.

The previous prime is 1023344232341. The next prime is 1023344232457. The reversal of 1023344232403 is 3042324433201.

It is a happy number.

1023344232403 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1023344232403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023344238403) 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, 80660868 + ... + 80673553.

It is an arithmetic number, because the mean of its divisors is an integer number (255876393292).

Almost surely, 2^{1023344232403} is an apocalyptic number.

1023344232403 is a deficient number, since it is larger than the sum of its proper divisors (161340765).

1023344232403 is an equidigital number, since it uses as much as digits as its factorization.

1023344232403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161340764.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 1023344232403 its reverse (3042324433201), we get a palindrome (4065668665604).

The spelling of 1023344232403 in words is "one trillion, twenty-three billion, three hundred forty-four million, two hundred thirty-two thousand, four hundred three".