224342434421 has 12 divisors (see below), whose sum is σ = 261505670688. Its totient is φ = 191898641592.

The previous prime is 224342434417. The next prime is 224342434439. The reversal of 224342434421 is 124434243422.

It is not a de Polignac number, because 224342434421 - 2² = 224342434417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224342434471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4676771 + ... + 4724496.

It is an arithmetic number, because the mean of its divisors is an integer number (21792139224).

Almost surely, 2^224342434421 is an apocalyptic number.

It is an amenable number.

224342434421 is a deficient number, since it is larger than the sum of its proper divisors (37163236267).

224342434421 is an equidigital number, since it uses as much as digits as its factorization.

224342434421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9401768 (or 9401761 counting only the distinct ones).

The product of its digits is 147456, while the sum is 35.

Adding to 224342434421 its reverse (124434243422), we get a palindrome (348776677843).

The spelling of 224342434421 in words is "two hundred twenty-four billion, three hundred forty-two million, four hundred thirty-four thousand, four hundred twenty-one".