111213003222 has 48 divisors (see below), whose sum is σ = 255711952080. Its totient is φ = 34811552256.

The previous prime is 111213003199. The next prime is 111213003271. The reversal of 111213003222 is 222300312111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111213003195 and 111213003204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 274647 + ... + 545762.

It is an arithmetic number, because the mean of its divisors is an integer number (5327332335).

Almost surely, 2^111213003222 is an apocalyptic number.

111213003222 is an abundant number, since it is smaller than the sum of its proper divisors (144498948858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111213003222 is a wasteful number, since it uses less digits than its factorization.

111213003222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820877 (or 820874 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 111213003222 its reverse (222300312111), we get a palindrome (333513315333).

The spelling of 111213003222 in words is "one hundred eleven billion, two hundred thirteen million, three thousand, two hundred twenty-two".