3123221124 has 12 divisors (see below), whose sum is σ = 7287515984. Its totient is φ = 1041073704.

The previous prime is 3123221119. The next prime is 3123221137. The reversal of 3123221124 is 4211223213.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 3123221124.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130134202 + ... + 130134225.

Almost surely, 2^3123221124 is an apocalyptic number.

It is an amenable number.

3123221124 is an abundant number, since it is smaller than the sum of its proper divisors (4164294860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3123221124 is a wasteful number, since it uses less digits than its factorization.

3123221124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260268434 (or 260268432 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 3123221124 is about 55885.7864219517. The cubic root of 3123221124 is about 1461.7314049864.

Adding to 3123221124 its reverse (4211223213), we get a palindrome (7334444337).

The spelling of 3123221124 in words is "three billion, one hundred twenty-three million, two hundred twenty-one thousand, one hundred twenty-four".