20031132301 has 2 divisors, whose sum is σ = 20031132302. Its totient is φ = 20031132300.

The previous prime is 20031132287. The next prime is 20031132307. The reversal of 20031132301 is 10323113002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19789174276 + 241958025 = 140674^2 + 15555^2 .

It is a cyclic number.

It is not a de Polignac number, because 20031132301 - 2¹³ = 20031124109 is a prime.

It is a super-2 number, since 2×20031132301² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20031132307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015566150 + 10015566151.

It is an arithmetic number, because the mean of its divisors is an integer number (10015566151).

Almost surely, 2^20031132301 is an apocalyptic number.

It is an amenable number.

20031132301 is a deficient number, since it is larger than the sum of its proper divisors (1).

20031132301 is an equidigital number, since it uses as much as digits as its factorization.

20031132301 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 20031132301 its reverse (10323113002), we get a palindrome (30354245303).

The spelling of 20031132301 in words is "twenty billion, thirty-one million, one hundred thirty-two thousand, three hundred one".