133222214 has 8 divisors (see below), whose sum is σ = 200714328. Its totient is φ = 66317440.

The previous prime is 133222211. The next prime is 133222223. The reversal of 133222214 is 412222331.

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 (133222211) 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, 146267 + ... + 147174.

It is an arithmetic number, because the mean of its divisors is an integer number (25089291).

Almost surely, 2^133222214 is an apocalyptic number.

133222214 is a deficient number, since it is larger than the sum of its proper divisors (67492114).

133222214 is a wasteful number, since it uses less digits than its factorization.

133222214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293670.

The product of its digits is 576, while the sum is 20.

The square root of 133222214 is about 11542.1927726061. The cubic root of 133222214 is about 510.7309958303.

Adding to 133222214 its reverse (412222331), we get a palindrome (545444545).

The spelling of 133222214 in words is "one hundred thirty-three million, two hundred twenty-two thousand, two hundred fourteen".