133223223302212 has 12 divisors (see below), whose sum is σ = 233140721620716. Its totient is φ = 66611588553440.

The previous prime is 133223223302177. The next prime is 133223223302219. The reversal of 133223223302212 is 212203322322331.

It can be written as a sum of positive squares in 2 ways, for example, as 84152441759296 + 49070781542916 = 9173464^2 + 7005054^2 .

It is not an unprimeable number, because it can be changed into a prime (133223223302219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19332258 + ... + 25301830.

It is an arithmetic number, because the mean of its divisors is an integer number (19428393468393).

Almost surely, 2^{133223223302212} is an apocalyptic number.

It is an amenable number.

133223223302212 is a deficient number, since it is larger than the sum of its proper divisors (99917498318504).

133223223302212 is a wasteful number, since it uses less digits than its factorization.

133223223302212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11548838 (or 11548836 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 31.

Adding to 133223223302212 its reverse (212203322322331), we get a palindrome (345426545624543).

The spelling of 133223223302212 in words is "one hundred thirty-three trillion, two hundred twenty-three billion, two hundred twenty-three million, three hundred two thousand, two hundred twelve".