20030043131043 has 16 divisors (see below), whose sum is σ = 29138944665600. Its totient is φ = 12137613214880.

The previous prime is 20030043131039. The next prime is 20030043131053. The reversal of 20030043131043 is 34013134003002.

It is a cyclic number.

It is not a de Polignac number, because 20030043131043 - 2² = 20030043131039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20030043131003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44946528 + ... + 45389981.

It is an arithmetic number, because the mean of its divisors is an integer number (1821184041600).

Almost surely, 2^{20030043131043} is an apocalyptic number.

20030043131043 is a deficient number, since it is larger than the sum of its proper divisors (9108901534557).

20030043131043 is a wasteful number, since it uses less digits than its factorization.

20030043131043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90343242.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 20030043131043 its reverse (34013134003002), we get a palindrome (54043177134045).

The spelling of 20030043131043 in words is "twenty trillion, thirty billion, forty-three million, one hundred thirty-one thousand, forty-three".