1223312124 has 12 divisors (see below), whose sum is σ = 2854394984. Its totient is φ = 407770704.

The previous prime is 1223312119. The next prime is 1223312137. The reversal of 1223312124 is 4212133221.

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 1223312124.

It is a congruent number.

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, 50971327 + ... + 50971350.

Almost surely, 2^1223312124 is an apocalyptic number.

It is an amenable number.

1223312124 is an abundant number, since it is smaller than the sum of its proper divisors (1631082860).

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

1223312124 is a wasteful number, since it uses less digits than its factorization.

1223312124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101942684 (or 101942682 counting only the distinct ones).

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

The square root of 1223312124 is about 34975.8791740822. The cubic root of 1223312124 is about 1069.4958244297.

Adding to 1223312124 its reverse (4212133221), we get a palindrome (5435445345).

The spelling of 1223312124 in words is "one billion, two hundred twenty-three million, three hundred twelve thousand, one hundred twenty-four".