10261362217 has 2 divisors, whose sum is σ = 10261362218. Its totient is φ = 10261362216.

The previous prime is 10261362193. The next prime is 10261362227. The reversal of 10261362217 is 71226316201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7208689216 + 3052673001 = 84904^2 + 55251^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10261362217 is a prime.

It is not a weakly prime, because it can be changed into another prime (10261362227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5130681108 + 5130681109.

It is an arithmetic number, because the mean of its divisors is an integer number (5130681109).

Almost surely, 2^10261362217 is an apocalyptic number.

It is an amenable number.

10261362217 is a deficient number, since it is larger than the sum of its proper divisors (1).

10261362217 is an equidigital number, since it uses as much as digits as its factorization.

10261362217 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 31.

Adding to 10261362217 its reverse (71226316201), we get a palindrome (81487678418).

The spelling of 10261362217 in words is "ten billion, two hundred sixty-one million, three hundred sixty-two thousand, two hundred seventeen".