350441145202321 has 2 divisors, whose sum is σ = 350441145202322. Its totient is φ = 350441145202320.

The previous prime is 350441145202307. The next prime is 350441145202363. The reversal of 350441145202321 is 123202541144053.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186430732913296 + 164010412289025 = 13653964^2 + 12806655^2 .

It is a cyclic number.

It is not a de Polignac number, because 350441145202321 - 2²⁵ = 350441111647889 is a prime.

It is not a weakly prime, because it can be changed into another prime (350441145202391) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175220572601160 + 175220572601161.

It is an arithmetic number, because the mean of its divisors is an integer number (175220572601161).

Almost surely, 2^{350441145202321} is an apocalyptic number.

It is an amenable number.

350441145202321 is a deficient number, since it is larger than the sum of its proper divisors (1).

350441145202321 is an equidigital number, since it uses as much as digits as its factorization.

350441145202321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 350441145202321 its reverse (123202541144053), we get a palindrome (473643686346374).

The spelling of 350441145202321 in words is "three hundred fifty trillion, four hundred forty-one billion, one hundred forty-five million, two hundred two thousand, three hundred twenty-one".