2421234224429 has 4 divisors (see below), whose sum is σ = 2425223078784. Its totient is φ = 2417245370076.

The previous prime is 2421234224419. The next prime is 2421234224443. The reversal of 2421234224429 is 9244224321242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2421234224429 is a prime.

It is a super-2 number, since 2×2421234224429² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421234224419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1994426267 + ... + 1994427480.

It is an arithmetic number, because the mean of its divisors is an integer number (606305769696).

Almost surely, 2^{2421234224429} is an apocalyptic number.

It is an amenable number.

2421234224429 is a deficient number, since it is larger than the sum of its proper divisors (3988854355).

2421234224429 is an equidigital number, since it uses as much as digits as its factorization.

2421234224429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3988854354.

The product of its digits is 442368, while the sum is 41.

The spelling of 2421234224429 in words is "two trillion, four hundred twenty-one billion, two hundred thirty-four million, two hundred twenty-four thousand, four hundred twenty-nine".