20332042037 has 2 divisors, whose sum is σ = 20332042038. Its totient is φ = 20332042036.

The previous prime is 20332042001. The next prime is 20332042099. The reversal of 20332042037 is 73024023302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20330767396 + 1274641 = 142586^2 + 1129^2 .

It is a cyclic number.

It is not a de Polignac number, because 20332042037 - 2¹² = 20332037941 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20332041997 and 20332042015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20332042537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10166021018 + 10166021019.

It is an arithmetic number, because the mean of its divisors is an integer number (10166021019).

Almost surely, 2^20332042037 is an apocalyptic number.

It is an amenable number.

20332042037 is a deficient number, since it is larger than the sum of its proper divisors (1).

20332042037 is an equidigital number, since it uses as much as digits as its factorization.

20332042037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 26.

Adding to 20332042037 its reverse (73024023302), we get a palindrome (93356065339).

The spelling of 20332042037 in words is "twenty billion, three hundred thirty-two million, forty-two thousand, thirty-seven".