10361686221 has 12 divisors (see below), whose sum is σ = 15314947648. Its totient is φ = 6747144264.

The previous prime is 10361686207. The next prime is 10361686229. The reversal of 10361686221 is 12268616301.

It is a happy number.

10361686221 is a `hidden beast` number, since 10 + 3 + 6 + 16 + 8 + 622 + 1 = 666.

10361686221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10361686221 - 2⁹ = 10361685709 is a prime.

It is a super-3 number, since 3×10361686221³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10361686229) 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 in 11 ways as a sum of consecutive naturals, for example, 13386805 + ... + 13387578.

Almost surely, 2^10361686221 is an apocalyptic number.

It is an amenable number.

10361686221 is a deficient number, since it is larger than the sum of its proper divisors (4953261427).

10361686221 is a wasteful number, since it uses less digits than its factorization.

10361686221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26774432 (or 26774429 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 10361686221 in words is "ten billion, three hundred sixty-one million, six hundred eighty-six thousand, two hundred twenty-one".