233312222 has 64 divisors (see below), whose sum is σ = 427508928. Its totient is φ = 94080000.

The previous prime is 233312203. The next prime is 233312237. The reversal of 233312222 is 222213332.

It is a junction number, because it is equal to n+sod(n) for n = 233312194 and 233312203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1184228 + ... + 1184424.

It is an arithmetic number, because the mean of its divisors is an integer number (6679827).

Almost surely, 2^233312222 is an apocalyptic number.

233312222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

233312222 is a deficient number, since it is larger than the sum of its proper divisors (194196706).

233312222 is a wasteful number, since it uses less digits than its factorization.

233312222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365.

The product of its digits is 864, while the sum is 20.

The square root of 233312222 is about 15274.5612702951. The cubic root of 233312222 is about 615.6196825260.

Adding to 233312222 its reverse (222213332), we get a palindrome (455525554).

The spelling of 233312222 in words is "two hundred thirty-three million, three hundred twelve thousand, two hundred twenty-two".