133000031221332 has 96 divisors (see below), whose sum is σ = 358927488729600. Its totient is φ = 37907137641600.

The previous prime is 133000031221327. The next prime is 133000031221333. The reversal of 133000031221332 is 233122130000331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133000031221333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 190407919 + ... + 191105142.

It is an arithmetic number, because the mean of its divisors is an integer number (3738828007600).

Almost surely, 2^{133000031221332} is an apocalyptic number.

133000031221332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133000031221332 is an abundant number, since it is smaller than the sum of its proper divisors (225927457508268).

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

133000031221332 is a wasteful number, since it uses less digits than its factorization.

133000031221332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381513237 (or 381513235 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133000031221332 its reverse (233122130000331), we get a palindrome (366122161221663).

The spelling of 133000031221332 in words is "one hundred thirty-three trillion, thirty-one million, two hundred twenty-one thousand, three hundred thirty-two".