202421132032 has 144 divisors (see below), whose sum is σ = 482343708672. Its totient is φ = 82895155200.

The previous prime is 202421131931. The next prime is 202421132033. The reversal of 202421132032 is 230231124202.

It is a junction number, because it is equal to n+sod(n) for n = 202421131994 and 202421132012.

It is not an unprimeable number, because it can be changed into a prime (202421132033) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 54691782 + ... + 54695482.

It is an arithmetic number, because the mean of its divisors is an integer number (3349609088).

Almost surely, 2^202421132032 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 202421132032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241171854336).

202421132032 is an abundant number, since it is smaller than the sum of its proper divisors (279922576640).

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

202421132032 is a wasteful number, since it uses less digits than its factorization.

202421132032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5074 (or 5060 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 202421132032 its reverse (230231124202), we get a palindrome (432652256234).

The spelling of 202421132032 in words is "two hundred two billion, four hundred twenty-one million, one hundred thirty-two thousand, thirty-two".