43242401222113 has 4 divisors (see below), whose sum is σ = 43242675859648. Its totient is φ = 43242126584580.

The previous prime is 43242401222107. The next prime is 43242401222123. The reversal of 43242401222113 is 31122210424234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 43242401222113 - 2²⁹ = 43241864351201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43242401222123) 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, 137082453 + ... + 137397538.

It is an arithmetic number, because the mean of its divisors is an integer number (10810668964912).

Almost surely, 2^{43242401222113} is an apocalyptic number.

It is an amenable number.

43242401222113 is a deficient number, since it is larger than the sum of its proper divisors (274637535).

43242401222113 is a wasteful number, since it uses less digits than its factorization.

43242401222113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274637534.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 43242401222113 its reverse (31122210424234), we get a palindrome (74364611646347).

The spelling of 43242401222113 in words is "forty-three trillion, two hundred forty-two billion, four hundred one million, two hundred twenty-two thousand, one hundred thirteen".