20332042001 has 2 divisors, whose sum is σ = 20332042002. Its totient is φ = 20332042000.

The previous prime is 20332041997. The next prime is 20332042037. The reversal of 20332042001 is 10024023302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13502672401 + 6829369600 = 116201^2 + 82640^2 .

It is a cyclic number.

It is not a de Polignac number, because 20332042001 - 2² = 20332041997 is a prime.

It is not a weakly prime, because it can be changed into another prime (20332062001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166021000 + 10166021001.

It is an arithmetic number, because the mean of its divisors is an integer number (10166021001).

Almost surely, 2^20332042001 is an apocalyptic number.

It is an amenable number.

20332042001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332042001 is an equidigital number, since it uses as much as digits as its factorization.

20332042001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20332042001 its reverse (10024023302), we get a palindrome (30356065303).

The spelling of 20332042001 in words is "twenty billion, three hundred thirty-two million, forty-two thousand, one".