10228327221 has 16 divisors (see below), whose sum is σ = 15641497728. Its totient is φ = 5823955200.

The previous prime is 10228327211. The next prime is 10228327223. The reversal of 10228327221 is 12272382201.

It is not a de Polignac number, because 10228327221 - 2⁶ = 10228327157 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10228327223) 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, 860760 + ... + 872561.

It is an arithmetic number, because the mean of its divisors is an integer number (977593608).

Almost surely, 2^10228327221 is an apocalyptic number.

It is an amenable number.

10228327221 is a deficient number, since it is larger than the sum of its proper divisors (5413170507).

10228327221 is a wasteful number, since it uses less digits than its factorization.

10228327221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733612.

The product of its (nonzero) digits is 5376, while the sum is 30.

The spelling of 10228327221 in words is "ten billion, two hundred twenty-eight million, three hundred twenty-seven thousand, two hundred twenty-one".