222232333312 has 88 divisors (see below), whose sum is σ = 484852092480. Its totient is φ = 100969205760.

The previous prime is 222232333291. The next prime is 222232333327. The reversal of 222232333312 is 213333232222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (88).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48872223 + ... + 48876769.

Almost surely, 2^222232333312 is an apocalyptic number.

222232333312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222232333312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242426046240).

222232333312 is an abundant number, since it is smaller than the sum of its proper divisors (262619759168).

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

222232333312 is a wasteful number, since it uses less digits than its factorization.

222232333312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8917 (or 8899 counting only the distinct ones).

The product of its digits is 15552, while the sum is 28.

Adding to 222232333312 its reverse (213333232222), we get a palindrome (435565565534).

It can be divided in two parts, 22223 and 2333312, that added together give a triangular number (2355535 = T₂₁₇₀).

The spelling of 222232333312 in words is "two hundred twenty-two billion, two hundred thirty-two million, three hundred thirty-three thousand, three hundred twelve".