111313322211 has 64 divisors (see below), whose sum is σ = 193508130816. Its totient is φ = 55233792000.

The previous prime is 111313322207. The next prime is 111313322243. The reversal of 111313322211 is 112223313111.

It is not a de Polignac number, because 111313322211 - 2² = 111313322207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (111313322711) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12159486 + ... + 12168636.

It is an arithmetic number, because the mean of its divisors is an integer number (3023564544).

Almost surely, 2^111313322211 is an apocalyptic number.

111313322211 is a deficient number, since it is larger than the sum of its proper divisors (82194808605).

111313322211 is a wasteful number, since it uses less digits than its factorization.

111313322211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11812.

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

Adding to 111313322211 its reverse (112223313111), we get a palindrome (223536635322).

The spelling of 111313322211 in words is "one hundred eleven billion, three hundred thirteen million, three hundred twenty-two thousand, two hundred eleven".