133232123120 has 20 divisors (see below), whose sum is σ = 309764686440. Its totient is φ = 53292849216.

The previous prime is 133232123119. The next prime is 133232123131. The reversal of 133232123120 is 21321232331.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 832700690 + ... + 832700849.

It is an arithmetic number, because the mean of its divisors is an integer number (15488234322).

Almost surely, 2^133232123120 is an apocalyptic number.

133232123120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133232123120 is an abundant number, since it is smaller than the sum of its proper divisors (176532563320).

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

133232123120 is a wasteful number, since it uses less digits than its factorization.

133232123120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1665401552 (or 1665401546 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 133232123120 its reverse (21321232331), we get a palindrome (154553355451).

The spelling of 133232123120 in words is "one hundred thirty-three billion, two hundred thirty-two million, one hundred twenty-three thousand, one hundred twenty".