321147207323 has 8 divisors (see below), whose sum is σ = 331834079616. Its totient is φ = 310480790400.

The previous prime is 321147207319. The next prime is 321147207439. The reversal of 321147207323 is 323702741123.

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 321147207323 - 2² = 321147207319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321147207023) 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, 5081918 + ... + 5144723.

It is an arithmetic number, because the mean of its divisors is an integer number (41479259952).

Almost surely, 2^321147207323 is an apocalyptic number.

321147207323 is a deficient number, since it is larger than the sum of its proper divisors (10686872293).

321147207323 is a wasteful number, since it uses less digits than its factorization.

321147207323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10227685.

The product of its (nonzero) digits is 42336, while the sum is 35.

Adding to 321147207323 its reverse (323702741123), we get a palindrome (644849948446).

The spelling of 321147207323 in words is "three hundred twenty-one billion, one hundred forty-seven million, two hundred seven thousand, three hundred twenty-three".