12032201999 has 2 divisors, whose sum is σ = 12032202000. Its totient is φ = 12032201998.

The previous prime is 12032201977. The next prime is 12032202001. The reversal of 12032201999 is 99910223021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12032201999 - 2⁸ = 12032201743 is a prime.

Together with 12032202001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12032206999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6016100999 + 6016101000.

It is an arithmetic number, because the mean of its divisors is an integer number (6016101000).

Almost surely, 2^12032201999 is an apocalyptic number.

12032201999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12032201999 is an equidigital number, since it uses as much as digits as its factorization.

12032201999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17496, while the sum is 38.

The spelling of 12032201999 in words is "twelve billion, thirty-two million, two hundred one thousand, nine hundred ninety-nine".