133212122222 has 8 divisors (see below), whose sum is σ = 199858411200. Its totient is φ = 66592651824.

The previous prime is 133212122221. The next prime is 133212122227. The reversal of 133212122222 is 222221212331.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133212122221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6692222 + ... + 6712097.

It is an arithmetic number, because the mean of its divisors is an integer number (24982301400).

Almost surely, 2^133212122222 is an apocalyptic number.

133212122222 is a deficient number, since it is larger than the sum of its proper divisors (66646288978).

133212122222 is a wasteful number, since it uses less digits than its factorization.

133212122222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13409290.

The product of its digits is 1152, while the sum is 23.

Adding to 133212122222 its reverse (222221212331), we get a palindrome (355433334553).

The spelling of 133212122222 in words is "one hundred thirty-three billion, two hundred twelve million, one hundred twenty-two thousand, two hundred twenty-two".