4312422021431 has 4 divisors (see below), whose sum is σ = 4312426299552. Its totient is φ = 4312417743312.

The previous prime is 4312422021371. The next prime is 4312422021487. The reversal of 4312422021431 is 1341202242134.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4312422021431 - 2¹⁸ = 4312421759287 is a prime.

It is a super-3 number, since 3×4312422021431³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4312422021394 and 4312422021403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4312422021731) 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, 300050 + ... + 2952096.

It is an arithmetic number, because the mean of its divisors is an integer number (1078106574888).

Almost surely, 2^{4312422021431} is an apocalyptic number.

4312422021431 is a deficient number, since it is larger than the sum of its proper divisors (4278121).

4312422021431 is a wasteful number, since it uses less digits than its factorization.

4312422021431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4278120.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 4312422021431 its reverse (1341202242134), we get a palindrome (5653624263565).

The spelling of 4312422021431 in words is "four trillion, three hundred twelve billion, four hundred twenty-two million, twenty-one thousand, four hundred thirty-one".