1243102144103 has 16 divisors (see below), whose sum is σ = 1314136665600. Its totient is φ = 1172629768320.

The previous prime is 1243102144057. The next prime is 1243102144159. The reversal of 1243102144103 is 3014412013421.

It is a cyclic number.

It is not a de Polignac number, because 1243102144103 - 2¹⁶ = 1243102078567 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 (1243102144183) 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, 46504700 + ... + 46531422.

It is an arithmetic number, because the mean of its divisors is an integer number (82133541600).

Almost surely, 2^{1243102144103} is an apocalyptic number.

1243102144103 is a deficient number, since it is larger than the sum of its proper divisors (71034521497).

1243102144103 is a wasteful number, since it uses less digits than its factorization.

1243102144103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37142.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 1243102144103 its reverse (3014412013421), we get a palindrome (4257514157524).

The spelling of 1243102144103 in words is "one trillion, two hundred forty-three billion, one hundred two million, one hundred forty-four thousand, one hundred three".