2124201424 has 20 divisors (see below), whose sum is σ = 4116454660. Its totient is φ = 1061890560.

The previous prime is 2124201407. The next prime is 2124201427. The reversal of 2124201424 is 4241024212.

It can be written as a sum of positive squares in 2 ways, for example, as 808833600 + 1315367824 = 28440^2 + 36268^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2124201395 and 2124201404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2124201427) 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, 99544 + ... + 118984.

It is an arithmetic number, because the mean of its divisors is an integer number (205822733).

Almost surely, 2^2124201424 is an apocalyptic number.

It is an amenable number.

2124201424 is a deficient number, since it is larger than the sum of its proper divisors (1992253236).

2124201424 is a wasteful number, since it uses less digits than its factorization.

2124201424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26278 (or 26272 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 2124201424 is about 46089.0596996728. The cubic root of 2124201424 is about 1285.4797270123.

Adding to 2124201424 its reverse (4241024212), we get a palindrome (6365225636).

The spelling of 2124201424 in words is "two billion, one hundred twenty-four million, two hundred one thousand, four hundred twenty-four".