12400322103103 has 4 divisors (see below), whose sum is σ = 13527624112488. Its totient is φ = 11273020093720.

The previous prime is 12400322103073. The next prime is 12400322103179. The reversal of 12400322103103 is 30130122300421.

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

It is a de Polignac number, because none of the positive numbers 2^k-12400322103103 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 (12400322103203) 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, 563651004676 + ... + 563651004697.

It is an arithmetic number, because the mean of its divisors is an integer number (3381906028122).

Almost surely, 2^{12400322103103} is an apocalyptic number.

12400322103103 is a deficient number, since it is larger than the sum of its proper divisors (1127302009385).

12400322103103 is a wasteful number, since it uses less digits than its factorization.

12400322103103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127302009384.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 12400322103103 its reverse (30130122300421), we get a palindrome (42530444403524).

The spelling of 12400322103103 in words is "twelve trillion, four hundred billion, three hundred twenty-two million, one hundred three thousand, one hundred three".