42420000323 has 4 divisors (see below), whose sum is σ = 42530757888. Its totient is φ = 42309242760.

The previous prime is 42420000283. The next prime is 42420000341. The reversal of 42420000323 is 32300002424.

42420000323 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 42420000323 - 2¹⁴ = 42419983939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42420000295 and 42420000304.

It is not an unprimeable number, because it can be changed into a prime (42420003323) 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, 55378208 + ... + 55378973.

It is an arithmetic number, because the mean of its divisors is an integer number (10632689472).

Almost surely, 2^42420000323 is an apocalyptic number.

42420000323 is a deficient number, since it is larger than the sum of its proper divisors (110757565).

42420000323 is a wasteful number, since it uses less digits than its factorization.

42420000323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110757564.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 42420000323 its reverse (32300002424), we get a palindrome (74720002747).

The spelling of 42420000323 in words is "forty-two billion, four hundred twenty million, three hundred twenty-three", and thus it is an aban number.