3312221131 has 4 divisors (see below), whose sum is σ = 3336050200. Its totient is φ = 3288392064.

The previous prime is 3312221117. The next prime is 3312221153. The reversal of 3312221131 is 1311222133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3312221131 - 2²⁹ = 2775350219 is a prime.

It is a super-2 number, since 2×3312221131² = 21941617641285838322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3312221099 and 3312221108.

It is not an unprimeable number, because it can be changed into a prime (3312221831) 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 3 ways as a sum of consecutive naturals, for example, 11914326 + ... + 11914603.

It is an arithmetic number, because the mean of its divisors is an integer number (834012550).

Almost surely, 2^3312221131 is an apocalyptic number.

3312221131 is a deficient number, since it is larger than the sum of its proper divisors (23829069).

3312221131 is a wasteful number, since it uses less digits than its factorization.

3312221131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23829068.

The product of its digits is 216, while the sum is 19.

The square root of 3312221131 is about 57551.8994560562. The cubic root of 3312221131 is about 1490.6411562847.

Adding to 3312221131 its reverse (1311222133), we get a palindrome (4623443264).

The spelling of 3312221131 in words is "three billion, three hundred twelve million, two hundred twenty-one thousand, one hundred thirty-one".