133222011 has 8 divisors (see below), whose sum is σ = 191293200. Its totient is φ = 81982752.

The previous prime is 133222009. The next prime is 133222039. The reversal of 133222011 is 110222331.

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

It is not a de Polignac number, because 133222011 - 2¹ = 133222009 is a prime.

It is a super-3 number, since 3×133222011³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (133222051) 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, 1707936 + ... + 1708013.

It is an arithmetic number, because the mean of its divisors is an integer number (23911650).

Almost surely, 2^133222011 is an apocalyptic number.

133222011 is a deficient number, since it is larger than the sum of its proper divisors (58071189).

133222011 is a wasteful number, since it uses less digits than its factorization.

133222011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3415965.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 133222011 is about 11542.1839787798. The cubic root of 133222011 is about 510.7307364180.

Adding to 133222011 its reverse (110222331), we get a palindrome (243444342).

The spelling of 133222011 in words is "one hundred thirty-three million, two hundred twenty-two thousand, eleven".