3111113222320 has 20 divisors (see below), whose sum is σ = 7233338242080. Its totient is φ = 1244445288896.

The previous prime is 3111113222299. The next prime is 3111113222353. The reversal of 3111113222320 is 232223111113.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 3111113222291 and 3111113222300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19444457560 + ... + 19444457719.

It is an arithmetic number, because the mean of its divisors is an integer number (361666912104).

Almost surely, 2^{3111113222320} is an apocalyptic number.

It is an amenable number.

3111113222320 is an abundant number, since it is smaller than the sum of its proper divisors (4122225019760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3111113222320 is a wasteful number, since it uses less digits than its factorization.

3111113222320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38888915292 (or 38888915286 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 3111113222320 its reverse (232223111113), we get a palindrome (3343336333433).

The spelling of 3111113222320 in words is "three trillion, one hundred eleven billion, one hundred thirteen million, two hundred twenty-two thousand, three hundred twenty".