20031132001 has 2 divisors, whose sum is σ = 20031132002. Its totient is φ = 20031132000.

The previous prime is 20031131999. The next prime is 20031132029. The reversal of 20031132001 is 10023113002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11066829601 + 8964302400 = 105199^2 + 94680^2 .

It is a cyclic number.

It is not a de Polignac number, because 20031132001 - 2¹ = 20031131999 is a prime.

Together with 20031131999, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (20031132301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015566000 + 10015566001.

It is an arithmetic number, because the mean of its divisors is an integer number (10015566001).

Almost surely, 2^20031132001 is an apocalyptic number.

It is an amenable number.

20031132001 is a deficient number, since it is larger than the sum of its proper divisors (1).

20031132001 is an equidigital number, since it uses as much as digits as its factorization.

20031132001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 20031132001 its reverse (10023113002), we get a palindrome (30054245003).

The spelling of 20031132001 in words is "twenty billion, thirty-one million, one hundred thirty-two thousand, one".