43243321422 has 32 divisors (see below), whose sum is σ = 98923479552. Its totient is φ = 12345034464.

The previous prime is 43243321421. The next prime is 43243321423. The reversal of 43243321422 is 22412334234.

It is an interprime number because it is at equal distance from previous prime (43243321421) and next prime (43243321423).

It is a self number, because there is not a number n which added to its sum of digits gives 43243321422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43243321421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 373458 + ... + 475349.

It is an arithmetic number, because the mean of its divisors is an integer number (3091358736).

Almost surely, 2^43243321422 is an apocalyptic number.

43243321422 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

43243321422 is an abundant number, since it is smaller than the sum of its proper divisors (55680158130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43243321422 is a wasteful number, since it uses less digits than its factorization.

43243321422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850032.

The product of its digits is 27648, while the sum is 30.

Adding to 43243321422 its reverse (22412334234), we get a palindrome (65655655656).

The spelling of 43243321422 in words is "forty-three billion, two hundred forty-three million, three hundred twenty-one thousand, four hundred twenty-two".