3022221321 has 32 divisors (see below), whose sum is σ = 5339473920. Its totient is φ = 1651894992.

The previous prime is 3022221289. The next prime is 3022221353. The reversal of 3022221321 is 1231222203.

3022221321 is a `hidden beast` number, since 302 + 22 + 21 + 321 = 666.

It is an interprime number because it is at equal distance from previous prime (3022221289) and next prime (3022221353).

It is not a de Polignac number, because 3022221321 - 2⁵ = 3022221289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3022221294 and 3022221303.

It is not an unprimeable number, because it can be changed into a prime (3022221821) 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, 343275 + ... + 351968.

It is an arithmetic number, because the mean of its divisors is an integer number (166858560).

Almost surely, 2^3022221321 is an apocalyptic number.

It is an amenable number.

3022221321 is a deficient number, since it is larger than the sum of its proper divisors (2317252599).

3022221321 is a wasteful number, since it uses less digits than its factorization.

3022221321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695282 (or 695276 counting only the distinct ones).

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

The square root of 3022221321 is about 54974.7334782080. The cubic root of 3022221321 is about 1445.8017797881.

Adding to 3022221321 its reverse (1231222203), we get a palindrome (4253443524).

The spelling of 3022221321 in words is "three billion, twenty-two million, two hundred twenty-one thousand, three hundred twenty-one".