3220120111 has 8 divisors (see below), whose sum is σ = 3475836560. Its totient is φ = 2965548672.

The previous prime is 3220120109. The next prime is 3220120121. The reversal of 3220120111 is 1110210223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3220120111 - 2¹ = 3220120109 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3220120091 and 3220120100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220120121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280401 + ... + 291658.

It is an arithmetic number, because the mean of its divisors is an integer number (434479570).

Almost surely, 2^3220120111 is an apocalyptic number.

3220120111 is a deficient number, since it is larger than the sum of its proper divisors (255716449).

3220120111 is a wasteful number, since it uses less digits than its factorization.

3220120111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572505.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 3220120111 is about 56746.1021656995. The cubic root of 3220120111 is about 1476.6946124769.

Adding to 3220120111 its reverse (1110210223), we get a palindrome (4330330334).

The spelling of 3220120111 in words is "three billion, two hundred twenty million, one hundred twenty thousand, one hundred eleven".