10332220221 has 8 divisors (see below), whose sum is σ = 15306992960. Its totient is φ = 6888146796.

The previous prime is 10332220193. The next prime is 10332220267. The reversal of 10332220221 is 12202223301.

10332220221 is a `hidden beast` number, since 103 + 322 + 20 + 221 = 666.

It is not a de Polignac number, because 10332220221 - 2¹¹ = 10332218173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10332220194 and 10332220203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10332225221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191337385 + ... + 191337438.

It is an arithmetic number, because the mean of its divisors is an integer number (1913374120).

Almost surely, 2^10332220221 is an apocalyptic number.

It is an amenable number.

10332220221 is a deficient number, since it is larger than the sum of its proper divisors (4974772739).

10332220221 is an equidigital number, since it uses as much as digits as its factorization.

10332220221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382674832 (or 382674826 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 10332220221 its reverse (12202223301), we get a palindrome (22534443522).

The spelling of 10332220221 in words is "ten billion, three hundred thirty-two million, two hundred twenty thousand, two hundred twenty-one".