10021131017 has 2 divisors, whose sum is σ = 10021131018. Its totient is φ = 10021131016.

The previous prime is 10021130971. The next prime is 10021131067. The reversal of 10021131017 is 71013112001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5448801856 + 4572329161 = 73816^2 + 67619^2 .

It is a cyclic number.

It is not a de Polignac number, because 10021131017 - 2⁸ = 10021130761 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10021130986 and 10021131004.

It is not a weakly prime, because it can be changed into another prime (10021131067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5010565508 + 5010565509.

It is an arithmetic number, because the mean of its divisors is an integer number (5010565509).

Almost surely, 2^10021131017 is an apocalyptic number.

It is an amenable number.

10021131017 is a deficient number, since it is larger than the sum of its proper divisors (1).

10021131017 is an equidigital number, since it uses as much as digits as its factorization.

10021131017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42, while the sum is 17.

Adding to 10021131017 its reverse (71013112001), we get a palindrome (81034243018).

The spelling of 10021131017 in words is "ten billion, twenty-one million, one hundred thirty-one thousand, seventeen".