2421142423 has 8 divisors (see below), whose sum is σ = 2768466848. Its totient is φ = 2074179744.

The previous prime is 2421142421. The next prime is 2421142433. The reversal of 2421142423 is 3242411242.

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

It is not a de Polignac number, because 2421142423 - 2¹ = 2421142421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421142421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75936 + ... + 102997.

It is an arithmetic number, because the mean of its divisors is an integer number (346058356).

Almost surely, 2^2421142423 is an apocalyptic number.

2421142423 is a deficient number, since it is larger than the sum of its proper divisors (347324425).

2421142423 is a wasteful number, since it uses less digits than its factorization.

2421142423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180873.

The product of its digits is 3072, while the sum is 25.

The square root of 2421142423 is about 49205.1056598805. The cubic root of 2421142423 is about 1342.7859212744.

Adding to 2421142423 its reverse (3242411242), we get a palindrome (5663553665).

The spelling of 2421142423 in words is "two billion, four hundred twenty-one million, one hundred forty-two thousand, four hundred twenty-three".