12320432310451 has 2 divisors, whose sum is σ = 12320432310452. Its totient is φ = 12320432310450.

The previous prime is 12320432310401. The next prime is 12320432310481. The reversal of 12320432310451 is 15401323402321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12320432310451 - 2¹³ = 12320432302259 is a prime.

It is not a weakly prime, because it can be changed into another prime (12320432310401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160216155225 + 6160216155226.

It is an arithmetic number, because the mean of its divisors is an integer number (6160216155226).

Almost surely, 2^{12320432310451} is an apocalyptic number.

12320432310451 is a deficient number, since it is larger than the sum of its proper divisors (1).

12320432310451 is an equidigital number, since it uses as much as digits as its factorization.

12320432310451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 12320432310451 its reverse (15401323402321), we get a palindrome (27721755712772).

The spelling of 12320432310451 in words is "twelve trillion, three hundred twenty billion, four hundred thirty-two million, three hundred ten thousand, four hundred fifty-one".