2123112424 has 8 divisors (see below), whose sum is σ = 3980835810. Its totient is φ = 1061556208.

The previous prime is 2123112367. The next prime is 2123112437. The reversal of 2123112424 is 4242113212.

It can be written as a sum of positive squares in only one way, i.e., 2018704900 + 104407524 = 44930^2 + 10218^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 2123112395 and 2123112404.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132694519 + ... + 132694534.

Almost surely, 2^2123112424 is an apocalyptic number.

It is an amenable number.

2123112424 is a deficient number, since it is larger than the sum of its proper divisors (1857723386).

2123112424 is a wasteful number, since it uses less digits than its factorization.

2123112424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265389059 (or 265389055 counting only the distinct ones).

The product of its digits is 768, while the sum is 22.

The square root of 2123112424 is about 46077.2441016170. The cubic root of 2123112424 is about 1285.2600167251.

Adding to 2123112424 its reverse (4242113212), we get a palindrome (6365225636).

The spelling of 2123112424 in words is "two billion, one hundred twenty-three million, one hundred twelve thousand, four hundred twenty-four".