212233331222 has 32 divisors (see below), whose sum is σ = 350479180800. Its totient is φ = 95586804000.

The previous prime is 212233331131. The next prime is 212233331263. The reversal of 212233331222 is 222133332212.

It is a junction number, because it is equal to n+sod(n) for n = 212233331191 and 212233331200.

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 15 ways as a sum of consecutive naturals, for example, 1488347 + ... + 1624697.

It is an arithmetic number, because the mean of its divisors is an integer number (10952474400).

Almost surely, 2^212233331222 is an apocalyptic number.

212233331222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212233331222 is a deficient number, since it is larger than the sum of its proper divisors (138245849578).

212233331222 is a wasteful number, since it uses less digits than its factorization.

212233331222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137012.

The product of its digits is 5184, while the sum is 26.

Adding to 212233331222 its reverse (222133332212), we get a palindrome (434366663434).

The spelling of 212233331222 in words is "two hundred twelve billion, two hundred thirty-three million, three hundred thirty-one thousand, two hundred twenty-two".