322121204320411 has 4 divisors (see below), whose sum is σ = 332512210911424. Its totient is φ = 311730197729400.

The previous prime is 322121204320397. The next prime is 322121204320453. The reversal of 322121204320411 is 114023402121223.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 322121204320411 - 2⁹ = 322121204319899 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 322121204320411.

It is not an unprimeable number, because it can be changed into a prime (322121204324411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5195503295460 + ... + 5195503295521.

It is an arithmetic number, because the mean of its divisors is an integer number (83128052727856).

Almost surely, 2^{322121204320411} is an apocalyptic number.

322121204320411 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

322121204320411 is a deficient number, since it is larger than the sum of its proper divisors (10391006591013).

322121204320411 is a wasteful number, since it uses less digits than its factorization.

322121204320411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10391006591012.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 322121204320411 its reverse (114023402121223), we get a palindrome (436144606441634).

The spelling of 322121204320411 in words is "three hundred twenty-two trillion, one hundred twenty-one billion, two hundred four million, three hundred twenty thousand, four hundred eleven".