20111003003043 has 6 divisors (see below), whose sum is σ = 29049226559964. Its totient is φ = 13407335335356.

The previous prime is 20111003003027. The next prime is 20111003003057. The reversal of 20111003003043 is 34030030011102.

It is not a de Polignac number, because 20111003003043 - 2⁴ = 20111003003027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20111003005043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1117277944605 + ... + 1117277944622.

It is an arithmetic number, because the mean of its divisors is an integer number (4841537759994).

Almost surely, 2^{20111003003043} is an apocalyptic number.

20111003003043 is a deficient number, since it is larger than the sum of its proper divisors (8938223556921).

20111003003043 is a wasteful number, since it uses less digits than its factorization.

20111003003043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2234555889233 (or 2234555889230 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 20111003003043 its reverse (34030030011102), we get a palindrome (54141033014145).

The spelling of 20111003003043 in words is "twenty trillion, one hundred eleven billion, three million, three thousand, forty-three".