12206103523 has 2 divisors, whose sum is σ = 12206103524. Its totient is φ = 12206103522.

The previous prime is 12206103499. The next prime is 12206103527. The reversal of 12206103523 is 32530160221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12206103523 - 2²¹ = 12204006371 is a prime.

It is not a weakly prime, because it can be changed into another prime (12206103527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6103051761 + 6103051762.

It is an arithmetic number, because the mean of its divisors is an integer number (6103051762).

Almost surely, 2^12206103523 is an apocalyptic number.

12206103523 is a deficient number, since it is larger than the sum of its proper divisors (1).

12206103523 is an equidigital number, since it uses as much as digits as its factorization.

12206103523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 12206103523 its reverse (32530160221), we get a palindrome (44736263744).

The spelling of 12206103523 in words is "twelve billion, two hundred six million, one hundred three thousand, five hundred twenty-three".