3223221131 has 16 divisors (see below), whose sum is σ = 3753558144. Its totient is φ = 2740675584.

The previous prime is 3223221119. The next prime is 3223221163. The reversal of 3223221131 is 1311223223.

It is a cyclic number.

It is not a de Polignac number, because 3223221131 - 2¹⁰ = 3223220107 is a prime.

It is a super-2 number, since 2×3223221131² = 20778308918649838322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3223221101) 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, 144770 + ... + 165543.

It is an arithmetic number, because the mean of its divisors is an integer number (234597384).

Almost surely, 2^3223221131 is an apocalyptic number.

3223221131 is a deficient number, since it is larger than the sum of its proper divisors (530337013).

3223221131 is a wasteful number, since it uses less digits than its factorization.

3223221131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310390.

The product of its digits is 432, while the sum is 20.

The square root of 3223221131 is about 56773.4192294246. The cubic root of 3223221131 is about 1477.1684861413.

Adding to 3223221131 its reverse (1311223223), we get a palindrome (4534444354).

The spelling of 3223221131 in words is "three billion, two hundred twenty-three million, two hundred twenty-one thousand, one hundred thirty-one".