20343042204043 has 8 divisors (see below), whose sum is σ = 22004402143248. Its totient is φ = 18695469484704.

The previous prime is 20343042204041. The next prime is 20343042204047. The reversal of 20343042204043 is 34040224034302.

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 20343042204043 - 2¹ = 20343042204041 is a prime.

It is a super-2 number, since 2×20343042204043² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20343042203996 and 20343042204014.

It is not an unprimeable number, because it can be changed into a prime (20343042204041) 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, 3446801896 + ... + 3446807797.

It is an arithmetic number, because the mean of its divisors is an integer number (2750550267906).

Almost surely, 2^{20343042204043} is an apocalyptic number.

20343042204043 is a deficient number, since it is larger than the sum of its proper divisors (1661359939205).

20343042204043 is a wasteful number, since it uses less digits than its factorization.

20343042204043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6893609933.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 20343042204043 its reverse (34040224034302), we get a palindrome (54383266238345).

The spelling of 20343042204043 in words is "twenty trillion, three hundred forty-three billion, forty-two million, two hundred four thousand, forty-three".