20003432299 has 2 divisors, whose sum is σ = 20003432300. Its totient is φ = 20003432298.

The previous prime is 20003432287. The next prime is 20003432369. The reversal of 20003432299 is 99223430002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20003432299 is a prime.

It is not a weakly prime, because it can be changed into another prime (20003432249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10001716149 + 10001716150.

It is an arithmetic number, because the mean of its divisors is an integer number (10001716150).

Almost surely, 2^20003432299 is an apocalyptic number.

20003432299 is a deficient number, since it is larger than the sum of its proper divisors (1).

20003432299 is an equidigital number, since it uses as much as digits as its factorization.

20003432299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 34.

The spelling of 20003432299 in words is "twenty billion, three million, four hundred thirty-two thousand, two hundred ninety-nine".