132304210421 has 16 divisors (see below), whose sum is σ = 143112975984. Its totient is φ = 121844296704.

The previous prime is 132304210399. The next prime is 132304210453. The reversal of 132304210421 is 124012403231.

It can be written as a sum of positive squares in 8 ways, for example, as 255552196 + 132048658225 = 15986^2 + 363385^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132304210421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132304240421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139235 + ... + 532911.

It is an arithmetic number, because the mean of its divisors is an integer number (8944560999).

Almost surely, 2^132304210421 is an apocalyptic number.

It is an amenable number.

132304210421 is a deficient number, since it is larger than the sum of its proper divisors (10808765563).

132304210421 is a wasteful number, since it uses less digits than its factorization.

132304210421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394120.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 132304210421 its reverse (124012403231), we get a palindrome (256316613652).

The spelling of 132304210421 in words is "one hundred thirty-two billion, three hundred four million, two hundred ten thousand, four hundred twenty-one".