12023203013 has 2 divisors, whose sum is σ = 12023203014. Its totient is φ = 12023203012.

The previous prime is 12023203009. The next prime is 12023203033. The reversal of 12023203013 is 31030232021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7857404164 + 4165798849 = 88642^2 + 64543^2 .

It is a cyclic number.

It is not a de Polignac number, because 12023203013 - 2² = 12023203009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12023202982 and 12023203000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12023203033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011601506 + 6011601507.

It is an arithmetic number, because the mean of its divisors is an integer number (6011601507).

Almost surely, 2^12023203013 is an apocalyptic number.

It is an amenable number.

12023203013 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023203013 is an equidigital number, since it uses as much as digits as its factorization.

12023203013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 12023203013 its reverse (31030232021), we get a palindrome (43053435034).

The spelling of 12023203013 in words is "twelve billion, twenty-three million, two hundred three thousand, thirteen".