2042134231043 has 4 divisors (see below), whose sum is σ = 2042318334288. Its totient is φ = 2041950127800.

The previous prime is 2042134231009. The next prime is 2042134231091. The reversal of 2042134231043 is 3401324312402.

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-2042134231043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2042134230997 and 2042134231015.

It is not an unprimeable number, because it can be changed into a prime (2042134231003) 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 3 ways as a sum of consecutive naturals, for example, 92034983 + ... + 92057168.

It is an arithmetic number, because the mean of its divisors is an integer number (510579583572).

Almost surely, 2^{2042134231043} is an apocalyptic number.

2042134231043 is a deficient number, since it is larger than the sum of its proper divisors (184103245).

2042134231043 is a wasteful number, since it uses less digits than its factorization.

2042134231043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184103244.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 2042134231043 its reverse (3401324312402), we get a palindrome (5443458543445).

The spelling of 2042134231043 in words is "two trillion, forty-two billion, one hundred thirty-four million, two hundred thirty-one thousand, forty-three".