132332252021 has 4 divisors (see below), whose sum is σ = 132340029132. Its totient is φ = 132324474912.

The previous prime is 132332251999. The next prime is 132332252027. The reversal of 132332252021 is 120252233231.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39169951396 + 93162300625 = 197914^2 + 305225^2 .

It is a cyclic number.

It is not a de Polignac number, because 132332252021 - 2⁶ = 132332251957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132332252027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3862976 + ... + 3897081.

It is an arithmetic number, because the mean of its divisors is an integer number (33085007283).

Almost surely, 2^132332252021 is an apocalyptic number.

It is an amenable number.

132332252021 is a deficient number, since it is larger than the sum of its proper divisors (7777111).

132332252021 is an equidigital number, since it uses as much as digits as its factorization.

132332252021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7777110.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 132332252021 its reverse (120252233231), we get a palindrome (252584485252).

The spelling of 132332252021 in words is "one hundred thirty-two billion, three hundred thirty-two million, two hundred fifty-two thousand, twenty-one".