42443103242011 has 4 divisors (see below), whose sum is σ = 44939756373912. Its totient is φ = 39946450110112.

The previous prime is 42443103241991. The next prime is 42443103242017. The reversal of 42443103242011 is 11024230134424.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 42443103242011 - 2¹⁷ = 42443103110939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42443103242017) 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, 1248326565925 + ... + 1248326565958.

It is an arithmetic number, because the mean of its divisors is an integer number (11234939093478).

Almost surely, 2^{42443103242011} is an apocalyptic number.

42443103242011 is a deficient number, since it is larger than the sum of its proper divisors (2496653131901).

42443103242011 is a wasteful number, since it uses less digits than its factorization.

42443103242011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2496653131900.

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

Adding to 42443103242011 its reverse (11024230134424), we get a palindrome (53467333376435).

The spelling of 42443103242011 in words is "forty-two trillion, four hundred forty-three billion, one hundred three million, two hundred forty-two thousand, eleven".