133225223242 has 16 divisors (see below), whose sum is σ = 200754702720. Its totient is φ = 66307158112.

The previous prime is 133225223237. The next prime is 133225223303. The reversal of 133225223242 is 242322522331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1608783 + ... + 1689565.

It is an arithmetic number, because the mean of its divisors is an integer number (12547168920).

Almost surely, 2^133225223242 is an apocalyptic number.

133225223242 is a deficient number, since it is larger than the sum of its proper divisors (67529479478).

133225223242 is a wasteful number, since it uses less digits than its factorization.

133225223242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84557.

The product of its digits is 34560, while the sum is 31.

Adding to 133225223242 its reverse (242322522331), we get a palindrome (375547745573).

The spelling of 133225223242 in words is "one hundred thirty-three billion, two hundred twenty-five million, two hundred twenty-three thousand, two hundred forty-two".