2123143224 has 16 divisors (see below), whose sum is σ = 5307858120. Its totient is φ = 707714400.

The previous prime is 2123143199. The next prime is 2123143241. The reversal of 2123143224 is 4223413212.

It is a happy number.

It is a super-2 number, since 2×2123143224² = 9015474299234228352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 88464301 = 2123143224 / (2 + 1 + 2 + 3 + 1 + 4 + 3 + 2 + 2 + 4).

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

It is a junction number, because it is equal to n+sod(n) for n = 2123143194 and 2123143203.

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, 44232127 + ... + 44232174.

Almost surely, 2^2123143224 is an apocalyptic number.

2123143224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2123143224 is an abundant number, since it is smaller than the sum of its proper divisors (3184714896).

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

2123143224 is a wasteful number, since it uses less digits than its factorization.

2123143224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88464310 (or 88464306 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 2123143224 is about 46077.5783217825. The cubic root of 2123143224 is about 1285.2662317857.

Adding to 2123143224 its reverse (4223413212), we get a palindrome (6346556436).

The spelling of 2123143224 in words is "two billion, one hundred twenty-three million, one hundred forty-three thousand, two hundred twenty-four".