10304022442221 has 32 divisors (see below), whose sum is σ = 15898605984000. Its totient is φ = 6589553705280.

The previous prime is 10304022442187. The next prime is 10304022442237. The reversal of 10304022442221 is 12224422040301.

It is a happy number.

10304022442221 is a `hidden beast` number, since 1 + 0 + 30 + 402 + 2 + 4 + 4 + 2 + 221 = 666.

It is not a de Polignac number, because 10304022442221 - 2⁶ = 10304022442157 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10304022442261) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72565246 + ... + 72707103.

It is an arithmetic number, because the mean of its divisors is an integer number (496831437000).

Almost surely, 2^{10304022442221} is an apocalyptic number.

It is an amenable number.

10304022442221 is a deficient number, since it is larger than the sum of its proper divisors (5594583541779).

10304022442221 is a wasteful number, since it uses less digits than its factorization.

10304022442221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145272466 (or 145272460 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 10304022442221 its reverse (12224422040301), we get a palindrome (22528444482522).

The spelling of 10304022442221 in words is "ten trillion, three hundred four billion, twenty-two million, four hundred forty-two thousand, two hundred twenty-one".