133022212 has 24 divisors (see below), whose sum is σ = 250530840. Its totient is φ = 61570560.

The previous prime is 133022203. The next prime is 133022237. The reversal of 133022212 is 212220331.

It can be written as a sum of positive squares in 4 ways, for example, as 21846276 + 111175936 = 4674^2 + 10544^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11887 + ... + 20182.

It is an arithmetic number, because the mean of its divisors is an integer number (10438785).

Almost surely, 2^133022212 is an apocalyptic number.

It is an amenable number.

133022212 is a deficient number, since it is larger than the sum of its proper divisors (117508628).

133022212 is a wasteful number, since it uses less digits than its factorization.

133022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32151 (or 32149 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 133022212 is about 11533.5255667987. The cubic root of 133022212 is about 510.4752867736.

Adding to 133022212 its reverse (212220331), we get a palindrome (345242543).

The spelling of 133022212 in words is "one hundred thirty-three million, twenty-two thousand, two hundred twelve".