321322301032213 has 64 divisors (see below), whose sum is σ = 366587275479040. Its totient is φ = 279199589720832.

The previous prime is 321322301032189. The next prime is 321322301032331. The reversal of 321322301032213 is 312230103223123.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-321322301032213 is a prime.

It is a super-2 number, since 2×321322301032213² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321322301032913) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 81491831920 + ... + 81491835862.

It is an arithmetic number, because the mean of its divisors is an integer number (5727926179360).

Almost surely, 2^{321322301032213} is an apocalyptic number.

It is an amenable number.

321322301032213 is a deficient number, since it is larger than the sum of its proper divisors (45264974446827).

321322301032213 is a wasteful number, since it uses less digits than its factorization.

321322301032213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7386.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 321322301032213 its reverse (312230103223123), we get a palindrome (633552404255336).

The spelling of 321322301032213 in words is "three hundred twenty-one trillion, three hundred twenty-two billion, three hundred one million, thirty-two thousand, two hundred thirteen".