133202021232 has 80 divisors (see below), whose sum is σ = 402408807680. Its totient is φ = 37172653056.

The previous prime is 133202021201. The next prime is 133202021233. The reversal of 133202021232 is 232120202331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 133202021199 and 133202021208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133202021233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4595257 + ... + 4624152.

It is an arithmetic number, because the mean of its divisors is an integer number (5030110096).

Almost surely, 2^133202021232 is an apocalyptic number.

133202021232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133202021232 is an abundant number, since it is smaller than the sum of its proper divisors (269206786448).

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

133202021232 is a wasteful number, since it uses less digits than its factorization.

133202021232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9219470 (or 9219464 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 133202021232 its reverse (232120202331), we get a palindrome (365322223563).

The spelling of 133202021232 in words is "one hundred thirty-three billion, two hundred two million, twenty-one thousand, two hundred thirty-two".