4224433021431 has 16 divisors (see below), whose sum is σ = 6457929773568. Its totient is φ = 2406199788000.

The previous prime is 4224433021397. The next prime is 4224433021441. The reversal of 4224433021431 is 1341203344224.

It is not a de Polignac number, because 4224433021431 - 2⁹ = 4224433020919 is a prime.

It is a super-2 number, since 2×4224433021431² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4224433021392 and 4224433021401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224433021441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 323407420 + ... + 323420481.

It is an arithmetic number, because the mean of its divisors is an integer number (403620610848).

Almost surely, 2^{4224433021431} is an apocalyptic number.

4224433021431 is a deficient number, since it is larger than the sum of its proper divisors (2233496752137).

4224433021431 is a wasteful number, since it uses less digits than its factorization.

4224433021431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646828222.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 4224433021431 its reverse (1341203344224), we get a palindrome (5565636365655).

The spelling of 4224433021431 in words is "four trillion, two hundred twenty-four billion, four hundred thirty-three million, twenty-one thousand, four hundred thirty-one".