43002213424123 has 4 divisors (see below), whose sum is σ = 43002362776888. Its totient is φ = 43002064071360.

The previous prime is 43002213424087. The next prime is 43002213424133. The reversal of 43002213424123 is 32142431220034.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43002213424123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43002213424133) 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, 74243661 + ... + 74820622.

It is an arithmetic number, because the mean of its divisors is an integer number (10750590694222).

Almost surely, 2^{43002213424123} is an apocalyptic number.

43002213424123 is a deficient number, since it is larger than the sum of its proper divisors (149352765).

43002213424123 is a wasteful number, since it uses less digits than its factorization.

43002213424123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149352764.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 43002213424123 its reverse (32142431220034), we get a palindrome (75144644644157).

The spelling of 43002213424123 in words is "forty-three trillion, two billion, two hundred thirteen million, four hundred twenty-four thousand, one hundred twenty-three".