32013130021 has 2 divisors, whose sum is σ = 32013130022. Its totient is φ = 32013130020.

The previous prime is 32013130007. The next prime is 32013130027. The reversal of 32013130021 is 12003131023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23933637025 + 8079492996 = 154705^2 + 89886^2 .

It is a cyclic number.

It is not a de Polignac number, because 32013130021 - 2¹¹ = 32013127973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32013129977 and 32013130004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32013130027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16006565010 + 16006565011.

It is an arithmetic number, because the mean of its divisors is an integer number (16006565011).

Almost surely, 2^32013130021 is an apocalyptic number.

It is an amenable number.

32013130021 is a deficient number, since it is larger than the sum of its proper divisors (1).

32013130021 is an equidigital number, since it uses as much as digits as its factorization.

32013130021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 32013130021 its reverse (12003131023), we get a palindrome (44016261044).

The spelling of 32013130021 in words is "thirty-two billion, thirteen million, one hundred thirty thousand, twenty-one".