3220233311 has 4 divisors (see below), whose sum is σ = 3221166672. Its totient is φ = 3219299952.

The previous prime is 3220233293. The next prime is 3220233349. The reversal of 3220233311 is 1133320223.

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 3220233311 - 2²² = 3216039007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220233391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461486 + ... + 468411.

It is an arithmetic number, because the mean of its divisors is an integer number (805291668).

Almost surely, 2^3220233311 is an apocalyptic number.

3220233311 is a deficient number, since it is larger than the sum of its proper divisors (933361).

3220233311 is an equidigital number, since it uses as much as digits as its factorization.

3220233311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933360.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 3220233311 is about 56747.0995822694. The cubic root of 3220233311 is about 1476.7119161660.

Adding to 3220233311 its reverse (1133320223), we get a palindrome (4353553534).

The spelling of 3220233311 in words is "three billion, two hundred twenty million, two hundred thirty-three thousand, three hundred eleven".