423243301113131 has 4 divisors (see below), whose sum is σ = 423246687699264. Its totient is φ = 423239914527000.

The previous prime is 423243301113053. The next prime is 423243301113169. The reversal of 423243301113131 is 131311103342324.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423243301113131 is a prime.

It is a super-2 number, since 2×423243301113131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423243301163131) 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, 1693105595 + ... + 1693355556.

It is an arithmetic number, because the mean of its divisors is an integer number (105811671924816).

Almost surely, 2^{423243301113131} is an apocalyptic number.

423243301113131 is a deficient number, since it is larger than the sum of its proper divisors (3386586133).

423243301113131 is a wasteful number, since it uses less digits than its factorization.

423243301113131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3386586132.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 423243301113131 its reverse (131311103342324), we get a palindrome (554554404455455).

The spelling of 423243301113131 in words is "four hundred twenty-three trillion, two hundred forty-three billion, three hundred one million, one hundred thirteen thousand, one hundred thirty-one".