133317222 has 16 divisors (see below), whose sum is σ = 266760000. Its totient is φ = 44418152.

The previous prime is 133317221. The next prime is 133317229. The reversal of 133317222 is 222713331.

It is a junction number, because it is equal to n+sod(n) for n = 133317192 and 133317201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133317221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14029 + ... + 21527.

It is an arithmetic number, because the mean of its divisors is an integer number (16672500).

Almost surely, 2^133317222 is an apocalyptic number.

133317222 is an abundant number, since it is smaller than the sum of its proper divisors (133442778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133317222 is a wasteful number, since it uses less digits than its factorization.

133317222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10467.

The product of its digits is 1512, while the sum is 24.

The square root of 133317222 is about 11546.3077215186. The cubic root of 133317222 is about 510.8523769890.

The spelling of 133317222 in words is "one hundred thirty-three million, three hundred seventeen thousand, two hundred twenty-two".