3111321012321 has 8 divisors (see below), whose sum is σ = 4148436180960. Its totient is φ = 2074209925952.

The previous prime is 3111321012277. The next prime is 3111321012323. The reversal of 3111321012321 is 1232101231113.

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 3111321012321 - 2¹⁰ = 3111321011297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3111321012323) 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, 2317990 + ... + 3405248.

It is an arithmetic number, because the mean of its divisors is an integer number (518554522620).

Almost surely, 2^{3111321012321} is an apocalyptic number.

It is an amenable number.

3111321012321 is a deficient number, since it is larger than the sum of its proper divisors (1037115168639).

3111321012321 is a wasteful number, since it uses less digits than its factorization.

3111321012321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2041135.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 3111321012321 its reverse (1232101231113), we get a palindrome (4343422243434).

The spelling of 3111321012321 in words is "three trillion, one hundred eleven billion, three hundred twenty-one million, twelve thousand, three hundred twenty-one".