2124123242 has 8 divisors (see below), whose sum is σ = 3373607556. Its totient is φ = 999587392.

The previous prime is 2124123229. The next prime is 2124123271. The reversal of 2124123242 is 2423214212.

It can be written as a sum of positive squares in 2 ways, for example, as 2073982681 + 50140561 = 45541^2 + 7081^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 31237073 + ... + 31237140.

Almost surely, 2^2124123242 is an apocalyptic number.

2124123242 is a deficient number, since it is larger than the sum of its proper divisors (1249484314).

2124123242 is a wasteful number, since it uses less digits than its factorization.

2124123242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62474232.

The product of its digits is 1536, while the sum is 23.

The square root of 2124123242 is about 46088.2115296309. The cubic root of 2124123242 is about 1285.4639559704.

Adding to 2124123242 its reverse (2423214212), we get a palindrome (4547337454).

The spelling of 2124123242 in words is "two billion, one hundred twenty-four million, one hundred twenty-three thousand, two hundred forty-two".