111222113311 has 8 divisors (see below), whose sum is σ = 118888537824. Its totient is φ = 103791578880.

The previous prime is 111222113309. The next prime is 111222113383. The reversal of 111222113311 is 113311222111.

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 111222113311 - 2¹ = 111222113309 is a prime.

It is a Duffinian number.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111222113111) 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, 58971546 + ... + 58973431.

It is an arithmetic number, because the mean of its divisors is an integer number (14861067228).

Almost surely, 2^111222113311 is an apocalyptic number.

111222113311 is a deficient number, since it is larger than the sum of its proper divisors (7666424513).

111222113311 is a wasteful number, since it uses less digits than its factorization.

111222113311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117945041.

The product of its digits is 72, while the sum is 19.

Adding to 111222113311 its reverse (113311222111), we get a palindrome (224533335422).

The spelling of 111222113311 in words is "one hundred eleven billion, two hundred twenty-two million, one hundred thirteen thousand, three hundred eleven".