3122123223 has 4 divisors (see below), whose sum is σ = 4162830968. Its totient is φ = 2081415480.

The previous prime is 3122123197. The next prime is 3122123261. The reversal of 3122123223 is 3223212213.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-3122123223 is a prime.

It is a super-3 number, since 3×3122123223³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3122123223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122123023) 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, 520353868 + ... + 520353873.

It is an arithmetic number, because the mean of its divisors is an integer number (1040707742).

Almost surely, 2^3122123223 is an apocalyptic number.

3122123223 is a deficient number, since it is larger than the sum of its proper divisors (1040707745).

3122123223 is a wasteful number, since it uses less digits than its factorization.

3122123223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040707744.

The product of its digits is 864, while the sum is 21.

The square root of 3122123223 is about 55875.9628373418. The cubic root of 3122123223 is about 1461.5601048667.

Adding to 3122123223 its reverse (3223212213), we get a palindrome (6345335436).

The spelling of 3122123223 in words is "three billion, one hundred twenty-two million, one hundred twenty-three thousand, two hundred twenty-three".