42320133313 has 4 divisors (see below), whose sum is σ = 42335980288. Its totient is φ = 42304286340.

The previous prime is 42320133283. The next prime is 42320133329. The reversal of 42320133313 is 31333102324.

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 42320133313 - 2²¹ = 42318036161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42320133913) 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, 7919481 + ... + 7924822.

It is an arithmetic number, because the mean of its divisors is an integer number (10583995072).

Almost surely, 2^42320133313 is an apocalyptic number.

It is an amenable number.

42320133313 is a deficient number, since it is larger than the sum of its proper divisors (15846975).

42320133313 is a wasteful number, since it uses less digits than its factorization.

42320133313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15846974.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 42320133313 its reverse (31333102324), we get a palindrome (73653235637).

The spelling of 42320133313 in words is "forty-two billion, three hundred twenty million, one hundred thirty-three thousand, three hundred thirteen".