20350162051291 has 2 divisors, whose sum is σ = 20350162051292. Its totient is φ = 20350162051290.

The previous prime is 20350162051243. The next prime is 20350162051399. The reversal of 20350162051291 is 19215026105302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20350162051291 - 2²⁷ = 20350027833563 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20350162051291.

It is not a weakly prime, because it can be changed into another prime (20350162051691) 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, 10175081025645 + 10175081025646.

It is an arithmetic number, because the mean of its divisors is an integer number (10175081025646).

Almost surely, 2^{20350162051291} is an apocalyptic number.

20350162051291 is a deficient number, since it is larger than the sum of its proper divisors (1).

20350162051291 is an equidigital number, since it uses as much as digits as its factorization.

20350162051291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 37.

Adding to 20350162051291 its reverse (19215026105302), we get a palindrome (39565188156593).

The spelling of 20350162051291 in words is "twenty trillion, three hundred fifty billion, one hundred sixty-two million, fifty-one thousand, two hundred ninety-one".