3111203320323 has 64 divisors (see below), whose sum is σ = 5035115520000. Its totient is φ = 1668136425984.

The previous prime is 3111203320321. The next prime is 3111203320343. The reversal of 3111203320323 is 3230233021113.

It is not a de Polignac number, because 3111203320323 - 2¹ = 3111203320321 is a prime.

It is a super-2 number, since 2×3111203320323² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3111203320293 and 3111203320302.

It is not an unprimeable number, because it can be changed into a prime (3111203320321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 576252778 + ... + 576258176.

It is an arithmetic number, because the mean of its divisors is an integer number (78673680000).

Almost surely, 2^{3111203320323} is an apocalyptic number.

3111203320323 is a deficient number, since it is larger than the sum of its proper divisors (1923912199677).

3111203320323 is a wasteful number, since it uses less digits than its factorization.

3111203320323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10064.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 3111203320323 its reverse (3230233021113), we get a palindrome (6341436341436).

The spelling of 3111203320323 in words is "three trillion, one hundred eleven billion, two hundred three million, three hundred twenty thousand, three hundred twenty-three".