20043423232311 has 8 divisors (see below), whose sum is σ = 26928568617984. Its totient is φ = 13260280000760.

The previous prime is 20043423232309. The next prime is 20043423232331. The reversal of 20043423232311 is 11323232434002.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20043423232311 - 2¹ = 20043423232309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20043423232331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25500538071 + ... + 25500538856.

It is an arithmetic number, because the mean of its divisors is an integer number (3366071077248).

Almost surely, 2^{20043423232311} is an apocalyptic number.

20043423232311 is a deficient number, since it is larger than the sum of its proper divisors (6885145385673).

20043423232311 is a wasteful number, since it uses less digits than its factorization.

20043423232311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51001077061.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 20043423232311 its reverse (11323232434002), we get a palindrome (31366655666313).

The spelling of 20043423232311 in words is "twenty trillion, forty-three billion, four hundred twenty-three million, two hundred thirty-two thousand, three hundred eleven".