132340013021 has 4 divisors (see below), whose sum is σ = 132680219100. Its totient is φ = 131999806944.

The previous prime is 132340012997. The next prime is 132340013119. The reversal of 132340013021 is 120310043231.

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 13290861796 + 119049151225 = 115286^2 + 345035^2 .

It is a cyclic number.

It is not a de Polignac number, because 132340013021 - 2²⁶ = 132272904157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 132340012984 and 132340013002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132340013821) 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, 170102456 + ... + 170103233.

It is an arithmetic number, because the mean of its divisors is an integer number (33170054775).

Almost surely, 2^132340013021 is an apocalyptic number.

It is an amenable number.

132340013021 is a deficient number, since it is larger than the sum of its proper divisors (340206079).

132340013021 is an equidigital number, since it uses as much as digits as its factorization.

132340013021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340206078.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 132340013021 its reverse (120310043231), we get a palindrome (252650056252).

The spelling of 132340013021 in words is "one hundred thirty-two billion, three hundred forty million, thirteen thousand, twenty-one".