12002021699 has 2 divisors, whose sum is σ = 12002021700. Its totient is φ = 12002021698.

The previous prime is 12002021683. The next prime is 12002021711. The reversal of 12002021699 is 99612020021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12002021699 - 2⁴ = 12002021683 is a prime.

It is not a weakly prime, because it can be changed into another prime (12002021599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6001010849 + 6001010850.

It is an arithmetic number, because the mean of its divisors is an integer number (6001010850).

Almost surely, 2^12002021699 is an apocalyptic number.

12002021699 is a deficient number, since it is larger than the sum of its proper divisors (1).

12002021699 is an equidigital number, since it uses as much as digits as its factorization.

12002021699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 32.

The spelling of 12002021699 in words is "twelve billion, two million, twenty-one thousand, six hundred ninety-nine".