10221033321 has 6 divisors (see below), whose sum is σ = 14763714810. Its totient is φ = 6814022208.

The previous prime is 10221033289. The next prime is 10221033341. The reversal of 10221033321 is 12333012201.

10221033321 is a `hidden beast` number, since 102 + 210 + 33 + 321 = 666.

It can be written as a sum of positive squares in only one way, i.e., 8325650025 + 1895383296 = 91245^2 + 43536^2 .

It is not a de Polignac number, because 10221033321 - 2⁵ = 10221033289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10221033294 and 10221033303.

It is not an unprimeable number, because it can be changed into a prime (10221033341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 567835176 + ... + 567835193.

It is an arithmetic number, because the mean of its divisors is an integer number (2460619135).

Almost surely, 2^10221033321 is an apocalyptic number.

It is an amenable number.

10221033321 is a deficient number, since it is larger than the sum of its proper divisors (4542681489).

10221033321 is a wasteful number, since it uses less digits than its factorization.

10221033321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135670375 (or 1135670372 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 10221033321 its reverse (12333012201), we get a palindrome (22554045522).

It can be divided in two parts, 102210 and 33321, that added together give a palindrome (135531).

The spelling of 10221033321 in words is "ten billion, two hundred twenty-one million, thirty-three thousand, three hundred twenty-one".