10313011221 has 8 divisors (see below), whose sum is σ = 14122321824. Its totient is φ = 6689520720.

The previous prime is 10313011213. The next prime is 10313011249. The reversal of 10313011221 is 12211031301.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10313011221 - 2³ = 10313011213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10313011221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10313011321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46454895 + ... + 46455116.

It is an arithmetic number, because the mean of its divisors is an integer number (1765290228).

Almost surely, 2^10313011221 is an apocalyptic number.

It is an amenable number.

10313011221 is a deficient number, since it is larger than the sum of its proper divisors (3809310603).

10313011221 is an equidigital number, since it uses as much as digits as its factorization.

10313011221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92910051.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 10313011221 its reverse (12211031301), we get a palindrome (22524042522).

The spelling of 10313011221 in words is "ten billion, three hundred thirteen million, eleven thousand, two hundred twenty-one".