2231112333111 has 8 divisors (see below), whose sum is σ = 2974923705600. Its totient is φ = 1487354591352.

The previous prime is 2231112333077. The next prime is 2231112333137. The reversal of 2231112333111 is 1113332111322.

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

It is not a de Polignac number, because 2231112333111 - 2¹³ = 2231112324919 is a prime.

It is a super-3 number, since 3×2231112333111³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2231112333181) 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, 13310511 + ... + 13477088.

It is an arithmetic number, because the mean of its divisors is an integer number (371865463200).

Almost surely, 2^{2231112333111} is an apocalyptic number.

2231112333111 is a deficient number, since it is larger than the sum of its proper divisors (743811372489).

2231112333111 is a wasteful number, since it uses less digits than its factorization.

2231112333111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26815365.

The product of its digits is 648, while the sum is 24.

Adding to 2231112333111 its reverse (1113332111322), we get a palindrome (3344444444433).

The spelling of 2231112333111 in words is "two trillion, two hundred thirty-one billion, one hundred twelve million, three hundred thirty-three thousand, one hundred eleven".