3112320223321 has 4 divisors (see below), whose sum is σ = 3112385201892. Its totient is φ = 3112255244752.

The previous prime is 3112320223301. The next prime is 3112320223339. The reversal of 3112320223321 is 1233220232113.

3112320223321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 576149312025 + 2536170911296 = 759045^2 + 1592536^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112320223321 - 2¹¹ = 3112320221273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3112320223301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32417386 + ... + 32513251.

It is an arithmetic number, because the mean of its divisors is an integer number (778096300473).

Almost surely, 2^{3112320223321} is an apocalyptic number.

It is an amenable number.

3112320223321 is a deficient number, since it is larger than the sum of its proper divisors (64978571).

3112320223321 is an equidigital number, since it uses as much as digits as its factorization.

3112320223321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64978570.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 3112320223321 its reverse (1233220232113), we get a palindrome (4345540455434).

The spelling of 3112320223321 in words is "three trillion, one hundred twelve billion, three hundred twenty million, two hundred twenty-three thousand, three hundred twenty-one".