222111331311 has 8 divisors (see below), whose sum is σ = 311735201920. Its totient is φ = 140280840792.

The previous prime is 222111331279. The next prime is 222111331313. The reversal of 222111331311 is 113133111222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222111331311 - 2⁵ = 222111331279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222111331313) 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, 1948344955 + ... + 1948345068.

It is an arithmetic number, because the mean of its divisors is an integer number (38966900240).

Almost surely, 2^222111331311 is an apocalyptic number.

222111331311 is a deficient number, since it is larger than the sum of its proper divisors (89623870609).

222111331311 is a wasteful number, since it uses less digits than its factorization.

222111331311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3896690045.

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

Adding to 222111331311 its reverse (113133111222), we get a palindrome (335244442533).

The spelling of 222111331311 in words is "two hundred twenty-two billion, one hundred eleven million, three hundred thirty-one thousand, three hundred eleven".