321040412331 has 8 divisors (see below), whose sum is σ = 446664921600. Its totient is φ = 204721422312.

The previous prime is 321040412299. The next prime is 321040412417. The reversal of 321040412331 is 133214040123.

It is a happy number.

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

It is not a de Polignac number, because 321040412331 - 2⁵ = 321040412299 is a prime.

It is a super-2 number, since 2×321040412331² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (321040412531) 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, 2326379731 + ... + 2326379868.

It is an arithmetic number, because the mean of its divisors is an integer number (55833115200).

Almost surely, 2^321040412331 is an apocalyptic number.

321040412331 is a deficient number, since it is larger than the sum of its proper divisors (125624509269).

321040412331 is a wasteful number, since it uses less digits than its factorization.

321040412331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4652759625.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 321040412331 its reverse (133214040123), we get a palindrome (454254452454).

The spelling of 321040412331 in words is "three hundred twenty-one billion, forty million, four hundred twelve thousand, three hundred thirty-one".