20633622341291 has 2 divisors, whose sum is σ = 20633622341292. Its totient is φ = 20633622341290.

The previous prime is 20633622341231. The next prime is 20633622341303. The reversal of 20633622341291 is 19214322633602.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20633622341291 - 2¹⁰ = 20633622340267 is a prime.

It is not a weakly prime, because it can be changed into another prime (20633622341231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10316811170645 + 10316811170646.

It is an arithmetic number, because the mean of its divisors is an integer number (10316811170646).

Almost surely, 2^{20633622341291} is an apocalyptic number.

20633622341291 is a deficient number, since it is larger than the sum of its proper divisors (1).

20633622341291 is an equidigital number, since it uses as much as digits as its factorization.

20633622341291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 559872, while the sum is 44.

Adding to 20633622341291 its reverse (19214322633602), we get a palindrome (39847944974893).

The spelling of 20633622341291 in words is "twenty trillion, six hundred thirty-three billion, six hundred twenty-two million, three hundred forty-one thousand, two hundred ninety-one".