321120214133 has 2 divisors, whose sum is σ = 321120214134. Its totient is φ = 321120214132.

The previous prime is 321120214127. The next prime is 321120214193. The reversal of 321120214133 is 331412021123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 202493700049 + 118626514084 = 449993^2 + 344422^2 .

It is an emirp because it is prime and its reverse (331412021123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 321120214133 - 2⁴ = 321120214117 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 321120214099 and 321120214108.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (321120214193) 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, 160560107066 + 160560107067.

It is an arithmetic number, because the mean of its divisors is an integer number (160560107067).

Almost surely, 2^321120214133 is an apocalyptic number.

It is an amenable number.

321120214133 is a deficient number, since it is larger than the sum of its proper divisors (1).

321120214133 is an equidigital number, since it uses as much as digits as its factorization.

321120214133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 321120214133 its reverse (331412021123), we get a palindrome (652532235256).

The spelling of 321120214133 in words is "three hundred twenty-one billion, one hundred twenty million, two hundred fourteen thousand, one hundred thirty-three".