4022321021431 has 4 divisors (see below), whose sum is σ = 4022326856392. Its totient is φ = 4022315186472.

The previous prime is 4022321021423. The next prime is 4022321021441. The reversal of 4022321021431 is 1341201232204.

4022321021431 is digitally balanced in base 3, 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 4022321021431 - 2³ = 4022321021423 is a prime.

It is a super-2 number, since 2×4022321021431² (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 = 4022321021396 and 4022321021405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022321021401) 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 3 ways as a sum of consecutive naturals, for example, 1719480 + ... + 3316813.

It is an arithmetic number, because the mean of its divisors is an integer number (1005581714098).

Almost surely, 2^{4022321021431} is an apocalyptic number.

4022321021431 is a deficient number, since it is larger than the sum of its proper divisors (5834961).

4022321021431 is an equidigital number, since it uses as much as digits as its factorization.

4022321021431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5834960.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 4022321021431 its reverse (1341201232204), we get a palindrome (5363522253635).

The spelling of 4022321021431 in words is "four trillion, twenty-two billion, three hundred twenty-one million, twenty-one thousand, four hundred thirty-one".