42303121044323 has 4 divisors (see below), whose sum is σ = 42447500297328. Its totient is φ = 42158741791320.

The previous prime is 42303121044281. The next prime is 42303121044367. The reversal of 42303121044323 is 32344012130324.

42303121044323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 42303121044323 - 2³⁸ = 42028243137379 is a prime.

It is a super-2 number, since 2×42303121044323² (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 42303121044323.

It is not an unprimeable number, because it can be changed into a prime (42303121644323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72189626063 + ... + 72189626648.

It is an arithmetic number, because the mean of its divisors is an integer number (10611875074332).

Almost surely, 2^{42303121044323} is an apocalyptic number.

42303121044323 is a deficient number, since it is larger than the sum of its proper divisors (144379253005).

42303121044323 is a wasteful number, since it uses less digits than its factorization.

42303121044323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144379253004.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 42303121044323 its reverse (32344012130324), we get a palindrome (74647133174647).

The spelling of 42303121044323 in words is "forty-two trillion, three hundred three billion, one hundred twenty-one million, forty-four thousand, three hundred twenty-three".