322313213002021 has 4 divisors (see below), whose sum is σ = 322316301314700. Its totient is φ = 322310124689344.

The previous prime is 322313213001953. The next prime is 322313213002037. The reversal of 322313213002021 is 120200312313223.

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

It can be written as a sum of positive squares in 2 ways, for example, as 202481089272225 + 119832123729796 = 14229585^2 + 10946786^2 .

It is a cyclic number.

It is not a de Polignac number, because 322313213002021 - 2²¹ = 322313210904869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322313213002091) 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 in 3 ways as a sum of consecutive naturals, for example, 1543999786 + ... + 1544208523.

It is an arithmetic number, because the mean of its divisors is an integer number (80579075328675).

Almost surely, 2^{322313213002021} is an apocalyptic number.

It is an amenable number.

322313213002021 is a deficient number, since it is larger than the sum of its proper divisors (3088312679).

322313213002021 is a wasteful number, since it uses less digits than its factorization.

322313213002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3088312678.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 322313213002021 its reverse (120200312313223), we get a palindrome (442513525315244).

The spelling of 322313213002021 in words is "three hundred twenty-two trillion, three hundred thirteen billion, two hundred thirteen million, two thousand, twenty-one".