1243301024103 has 16 divisors (see below), whose sum is σ = 1815774317280. Its totient is φ = 753210085376.

The previous prime is 1243301024099. The next prime is 1243301024123. The reversal of 1243301024103 is 3014201033421.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1243301024103 - 2² = 1243301024099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1243301024123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420316650 + ... + 420319607.

It is an arithmetic number, because the mean of its divisors is an integer number (113485894830).

Almost surely, 2^{1243301024103} is an apocalyptic number.

1243301024103 is a deficient number, since it is larger than the sum of its proper divisors (572473293177).

1243301024103 is a wasteful number, since it uses less digits than its factorization.

1243301024103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840636306.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1243301024103 its reverse (3014201033421), we get a palindrome (4257502057524).

The spelling of 1243301024103 in words is "one trillion, two hundred forty-three billion, three hundred one million, twenty-four thousand, one hundred three".