3320221131 has 16 divisors (see below), whose sum is σ = 4930546720. Its totient is φ = 2208215520.

The previous prime is 3320221129. The next prime is 3320221183. The reversal of 3320221131 is 1311220233.

It is not a de Polignac number, because 3320221131 - 2¹ = 3320221129 is a prime.

It is a super-2 number, since 2×3320221131² = 22047736717477838322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320221111) 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, 134680 + ... + 157413.

It is an arithmetic number, because the mean of its divisors is an integer number (308159170).

Almost surely, 2^3320221131 is an apocalyptic number.

3320221131 is a deficient number, since it is larger than the sum of its proper divisors (1610325589).

3320221131 is a wasteful number, since it uses less digits than its factorization.

3320221131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292523 (or 292517 counting only the distinct ones).

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

The square root of 3320221131 is about 57621.3600238661. The cubic root of 3320221131 is about 1491.8403054083.

Adding to 3320221131 its reverse (1311220233), we get a palindrome (4631441364).

The spelling of 3320221131 in words is "three billion, three hundred twenty million, two hundred twenty-one thousand, one hundred thirty-one".