10042021043 has 2 divisors, whose sum is σ = 10042021044. Its totient is φ = 10042021042.

The previous prime is 10042021013. The next prime is 10042021061. The reversal of 10042021043 is 34012024001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10042021043 - 2⁶ = 10042020979 is a prime.

It is not a weakly prime, because it can be changed into another prime (10042021013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5021010521 + 5021010522.

It is an arithmetic number, because the mean of its divisors is an integer number (5021010522).

Almost surely, 2^10042021043 is an apocalyptic number.

10042021043 is a deficient number, since it is larger than the sum of its proper divisors (1).

10042021043 is an equidigital number, since it uses as much as digits as its factorization.

10042021043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 10042021043 its reverse (34012024001), we get a palindrome (44054045044).

The spelling of 10042021043 in words is "ten billion, forty-two million, twenty-one thousand, forty-three".