12440332023103 has 4 divisors (see below), whose sum is σ = 12568582868800. Its totient is φ = 12312081177408.

The previous prime is 12440332023071. The next prime is 12440332023131. The reversal of 12440332023103 is 30132023304421.

It is a happy number.

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 12440332023103 - 2⁵ = 12440332023071 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 (12440332023143) 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, 64125422703 + ... + 64125422896.

It is an arithmetic number, because the mean of its divisors is an integer number (3142145717200).

Almost surely, 2^{12440332023103} is an apocalyptic number.

12440332023103 is a deficient number, since it is larger than the sum of its proper divisors (128250845697).

12440332023103 is an equidigital number, since it uses as much as digits as its factorization.

12440332023103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128250845696.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 12440332023103 its reverse (30132023304421), we get a palindrome (42572355327524).

The spelling of 12440332023103 in words is "twelve trillion, four hundred forty billion, three hundred thirty-two million, twenty-three thousand, one hundred three".