111333412221 has 8 divisors (see below), whose sum is σ = 150323594880. Its totient is φ = 73282752192.

The previous prime is 111333412189. The next prime is 111333412231. The reversal of 111333412221 is 122214333111.

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

It is not a de Polignac number, because 111333412221 - 2⁵ = 111333412189 is a prime.

It is a super-2 number, since 2×111333412221² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111333412191 and 111333412200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111333412231) 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, 234880380 + ... + 234880853.

It is an arithmetic number, because the mean of its divisors is an integer number (18790449360).

Almost surely, 2^111333412221 is an apocalyptic number.

It is an amenable number.

111333412221 is a deficient number, since it is larger than the sum of its proper divisors (38990182659).

111333412221 is an equidigital number, since it uses as much as digits as its factorization.

111333412221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469761315.

The product of its digits is 864, while the sum is 24.

Adding to 111333412221 its reverse (122214333111), we get a palindrome (233547745332).

The spelling of 111333412221 in words is "one hundred eleven billion, three hundred thirty-three million, four hundred twelve thousand, two hundred twenty-one".