133223130223232 has 128 divisors (see below), whose sum is σ = 303765700608000. Its totient is φ = 57011890646016.

The previous prime is 133223130223213. The next prime is 133223130223243. The reversal of 133223130223232 is 232322031322331.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1704039119 + ... + 1704117297.

It is an arithmetic number, because the mean of its divisors is an integer number (2373169536000).

Almost surely, 2^{133223130223232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133223130223232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151882850304000).

133223130223232 is an abundant number, since it is smaller than the sum of its proper divisors (170542570384768).

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

133223130223232 is a wasteful number, since it uses less digits than its factorization.

133223130223232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80966 (or 80954 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 32.

Adding to 133223130223232 its reverse (232322031322331), we get a palindrome (365545161545563).

The spelling of 133223130223232 in words is "one hundred thirty-three trillion, two hundred twenty-three billion, one hundred thirty million, two hundred twenty-three thousand, two hundred thirty-two".