12103203333253 has 2 divisors, whose sum is σ = 12103203333254. Its totient is φ = 12103203333252.

The previous prime is 12103203333229. The next prime is 12103203333289. The reversal of 12103203333253 is 35233330230121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7720134491169 + 4383068842084 = 2778513^2 + 2093578^2 .

It is a cyclic number.

It is not a de Polignac number, because 12103203333253 - 2⁹ = 12103203332741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12103203333203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051601666626 + 6051601666627.

It is an arithmetic number, because the mean of its divisors is an integer number (6051601666627).

Almost surely, 2^{12103203333253} is an apocalyptic number.

It is an amenable number.

12103203333253 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103203333253 is an equidigital number, since it uses as much as digits as its factorization.

12103203333253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 29160, while the sum is 31.

Adding to 12103203333253 its reverse (35233330230121), we get a palindrome (47336533563374).

The spelling of 12103203333253 in words is "twelve trillion, one hundred three billion, two hundred three million, three hundred thirty-three thousand, two hundred fifty-three".