3220140611 has 4 divisors (see below), whose sum is σ = 3220306224. Its totient is φ = 3219975000.

The previous prime is 3220140607. The next prime is 3220140617. The reversal of 3220140611 is 1160410223.

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 3220140611 - 2² = 3220140607 is a prime.

It is a super-2 number, since 2×3220140611² = 20738611109222906642, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3220140617) 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, 49055 + ... + 94056.

It is an arithmetic number, because the mean of its divisors is an integer number (805076556).

Almost surely, 2^3220140611 is an apocalyptic number.

3220140611 is a deficient number, since it is larger than the sum of its proper divisors (165613).

3220140611 is a wasteful number, since it uses less digits than its factorization.

3220140611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165612.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 3220140611 is about 56746.2827945584. The cubic root of 3220140611 is about 1476.6977461256.

Adding to 3220140611 its reverse (1160410223), we get a palindrome (4380550834).

The spelling of 3220140611 in words is "three billion, two hundred twenty million, one hundred forty thousand, six hundred eleven".