5021042125243 has 4 divisors (see below), whose sum is σ = 5021346872080. Its totient is φ = 5020737378408.

The previous prime is 5021042125213. The next prime is 5021042125249. The reversal of 5021042125243 is 3425212401205.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5021042125243 - 2⁹ = 5021042124731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5021042125249) 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, 152348703 + ... + 152381656.

It is an arithmetic number, because the mean of its divisors is an integer number (1255336718020).

Almost surely, 2^{5021042125243} is an apocalyptic number.

5021042125243 is a deficient number, since it is larger than the sum of its proper divisors (304746837).

5021042125243 is a wasteful number, since it uses less digits than its factorization.

5021042125243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304746836.

The product of its (nonzero) digits is 19200, while the sum is 31.

Adding to 5021042125243 its reverse (3425212401205), we get a palindrome (8446254526448).

The spelling of 5021042125243 in words is "five trillion, twenty-one billion, forty-two million, one hundred twenty-five thousand, two hundred forty-three".