2134243012043 has 4 divisors (see below), whose sum is σ = 2164302772848. Its totient is φ = 2104183251240.

The previous prime is 2134243011977. The next prime is 2134243012061. The reversal of 2134243012043 is 3402103424312.

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-2134243012043 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2134243011997 and 2134243012015.

It is not an unprimeable number, because it can be changed into a prime (2134243012073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15029880296 + ... + 15029880437.

It is an arithmetic number, because the mean of its divisors is an integer number (541075693212).

Almost surely, 2^{2134243012043} is an apocalyptic number.

2134243012043 is a deficient number, since it is larger than the sum of its proper divisors (30059760805).

2134243012043 is an equidigital number, since it uses as much as digits as its factorization.

2134243012043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30059760804.

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

Adding to 2134243012043 its reverse (3402103424312), we get a palindrome (5536346436355).

The spelling of 2134243012043 in words is "two trillion, one hundred thirty-four billion, two hundred forty-three million, twelve thousand, forty-three".