4224521342231 has 4 divisors (see below), whose sum is σ = 4227010749552. Its totient is φ = 4222031934912.

The previous prime is 4224521342227. The next prime is 4224521342243. The reversal of 4224521342231 is 1322431254224.

4224521342231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4224521342231 - 2² = 4224521342227 is a prime.

It is a super-2 number, since 2×4224521342231² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4224521342191 and 4224521342200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224521342201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1244701115 + ... + 1244704508.

It is an arithmetic number, because the mean of its divisors is an integer number (1056752687388).

Almost surely, 2^{4224521342231} is an apocalyptic number.

4224521342231 is a deficient number, since it is larger than the sum of its proper divisors (2489407321).

4224521342231 is a wasteful number, since it uses less digits than its factorization.

4224521342231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2489407320.

The product of its digits is 92160, while the sum is 35.

Adding to 4224521342231 its reverse (1322431254224), we get a palindrome (5546952596455).

The spelling of 4224521342231 in words is "four trillion, two hundred twenty-four billion, five hundred twenty-one million, three hundred forty-two thousand, two hundred thirty-one".