3220021323 has 32 divisors (see below), whose sum is σ = 5122206720. Its totient is φ = 1991928960.

The previous prime is 3220021297. The next prime is 3220021339. The reversal of 3220021323 is 3231200223.

It is a happy number.

3220021323 is a `hidden beast` number, since 322 + 0 + 0 + 21 + 323 = 666.

It is not a de Polignac number, because 3220021323 - 2¹³ = 3220013131 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3220021296 and 3220021305.

It is not an unprimeable number, because it can be changed into a prime (3220028323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16815 + ... + 81992.

It is an arithmetic number, because the mean of its divisors is an integer number (160068960).

Almost surely, 2^3220021323 is an apocalyptic number.

3220021323 is a deficient number, since it is larger than the sum of its proper divisors (1902185397).

3220021323 is a wasteful number, since it uses less digits than its factorization.

3220021323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98904 (or 98898 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 3220021323 is about 56745.2317203833. The cubic root of 3220021323 is about 1476.6795114668.

Adding to 3220021323 its reverse (3231200223), we get a palindrome (6451221546).

The spelling of 3220021323 in words is "three billion, two hundred twenty million, twenty-one thousand, three hundred twenty-three".