12001030999 has 2 divisors, whose sum is σ = 12001031000. Its totient is φ = 12001030998.

The previous prime is 12001030967. The next prime is 12001031027. The reversal of 12001030999 is 99903010021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12001030999 - 2⁵ = 12001030967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12001030399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000515499 + 6000515500.

It is an arithmetic number, because the mean of its divisors is an integer number (6000515500).

Almost surely, 2^12001030999 is an apocalyptic number.

12001030999 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001030999 is an equidigital number, since it uses as much as digits as its factorization.

12001030999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 34.

The spelling of 12001030999 in words is "twelve billion, one million, thirty thousand, nine hundred ninety-nine".