10031110217 has 2 divisors, whose sum is σ = 10031110218. Its totient is φ = 10031110216.

The previous prime is 10031110213. The next prime is 10031110247. The reversal of 10031110217 is 71201113001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9358434121 + 672676096 = 96739^2 + 25936^2 .

It is a cyclic number.

It is not a de Polignac number, because 10031110217 - 2² = 10031110213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10031110195 and 10031110204.

It is not a weakly prime, because it can be changed into another prime (10031110213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5015555108 + 5015555109.

It is an arithmetic number, because the mean of its divisors is an integer number (5015555109).

Almost surely, 2^10031110217 is an apocalyptic number.

It is an amenable number.

10031110217 is a deficient number, since it is larger than the sum of its proper divisors (1).

10031110217 is an equidigital number, since it uses as much as digits as its factorization.

10031110217 is an evil number, because the sum of its binary digits is even.

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

Adding to 10031110217 its reverse (71201113001), we get a palindrome (81232223218).

The spelling of 10031110217 in words is "ten billion, thirty-one million, one hundred ten thousand, two hundred seventeen".