321002240213401 has 8 divisors (see below), whose sum is σ = 321796748361960. Its totient is φ = 320207779195392.

The previous prime is 321002240213363. The next prime is 321002240213411. The reversal of 321002240213401 is 104312042200123.

It can be written as a sum of positive squares in 4 ways, for example, as 90688957455625 + 230313282757776 = 9523075^2 + 15176076^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 321002240213401 - 2¹³ = 321002240205209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321002240213411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1875621 + ... + 25407133.

It is an arithmetic number, because the mean of its divisors is an integer number (40224593545245).

Almost surely, 2^{321002240213401} is an apocalyptic number.

It is an amenable number.

321002240213401 is a deficient number, since it is larger than the sum of its proper divisors (794508148559).

321002240213401 is a wasteful number, since it uses less digits than its factorization.

321002240213401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23565275.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 321002240213401 its reverse (104312042200123), we get a palindrome (425314282413524).

The spelling of 321002240213401 in words is "three hundred twenty-one trillion, two billion, two hundred forty million, two hundred thirteen thousand, four hundred one".