10304411221 has 16 divisors (see below), whose sum is σ = 11150455680. Its totient is φ = 9466113600.

The previous prime is 10304411219. The next prime is 10304411251. The reversal of 10304411221 is 12211440301.

It is a cyclic number.

It is not a de Polignac number, because 10304411221 - 2¹ = 10304411219 is a prime.

It is a super-2 number, since 2×10304411221² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10304411251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2541646 + ... + 2545696.

It is an arithmetic number, because the mean of its divisors is an integer number (696903480).

Almost surely, 2^10304411221 is an apocalyptic number.

It is an amenable number.

10304411221 is a deficient number, since it is larger than the sum of its proper divisors (846044459).

10304411221 is a wasteful number, since it uses less digits than its factorization.

10304411221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4956.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 10304411221 its reverse (12211440301), we get a palindrome (22515851522).

The spelling of 10304411221 in words is "ten billion, three hundred four million, four hundred eleven thousand, two hundred twenty-one".