20203048667 has 2 divisors, whose sum is σ = 20203048668. Its totient is φ = 20203048666.

The previous prime is 20203048601. The next prime is 20203048699. The reversal of 20203048667 is 76684030202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20203048667 - 2¹² = 20203044571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20203048667.

It is not a weakly prime, because it can be changed into another prime (20203048067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101524333 + 10101524334.

It is an arithmetic number, because the mean of its divisors is an integer number (10101524334).

Almost surely, 2^20203048667 is an apocalyptic number.

20203048667 is a deficient number, since it is larger than the sum of its proper divisors (1).

20203048667 is an equidigital number, since it uses as much as digits as its factorization.

20203048667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 38.

Adding to 20203048667 its reverse (76684030202), we get a palindrome (96887078869).

The spelling of 20203048667 in words is "twenty billion, two hundred three million, forty-eight thousand, six hundred sixty-seven".