43122003322143 has 4 divisors (see below), whose sum is σ = 57496004429528. Its totient is φ = 28748002214760.

The previous prime is 43122003322129. The next prime is 43122003322147. The reversal of 43122003322143 is 34122330022134.

It is a happy number.

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

It is not a de Polignac number, because 43122003322143 - 2¹² = 43122003318047 is a prime.

It is a super-2 number, since 2×43122003322143² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43122003322143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43122003322147) 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, 7187000553688 + ... + 7187000553693.

It is an arithmetic number, because the mean of its divisors is an integer number (14374001107382).

Almost surely, 2^{43122003322143} is an apocalyptic number.

43122003322143 is a deficient number, since it is larger than the sum of its proper divisors (14374001107385).

43122003322143 is a wasteful number, since it uses less digits than its factorization.

43122003322143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14374001107384.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 43122003322143 its reverse (34122330022134), we get a palindrome (77244333344277).

The spelling of 43122003322143 in words is "forty-three trillion, one hundred twenty-two billion, three million, three hundred twenty-two thousand, one hundred forty-three".