133223221232 has 20 divisors (see below), whose sum is σ = 258233620800. Its totient is φ = 66582286848.

The previous prime is 133223221171. The next prime is 133223221247. The reversal of 133223221232 is 232122322331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1795232 + ... + 1867967.

It is an arithmetic number, because the mean of its divisors is an integer number (12911681040).

Almost surely, 2^133223221232 is an apocalyptic number.

It is an amenable number.

133223221232 is a deficient number, since it is larger than the sum of its proper divisors (125010399568).

133223221232 is a wasteful number, since it uses less digits than its factorization.

133223221232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3665480 (or 3665474 counting only the distinct ones).

The product of its digits is 5184, while the sum is 26.

Adding to 133223221232 its reverse (232122322331), we get a palindrome (365345543563).

The spelling of 133223221232 in words is "one hundred thirty-three billion, two hundred twenty-three million, two hundred twenty-one thousand, two hundred thirty-two".