4042030121141 has 2 divisors, whose sum is σ = 4042030121142. Its totient is φ = 4042030121140.

The previous prime is 4042030121137. The next prime is 4042030121167. The reversal of 4042030121141 is 1411210302404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2722265705041 + 1319764416100 = 1649929^2 + 1148810^2 .

It is a cyclic number.

It is not a de Polignac number, because 4042030121141 - 2² = 4042030121137 is a prime.

It is a super-2 number, since 2×4042030121141² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4042030123141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2021015060570 + 2021015060571.

It is an arithmetic number, because the mean of its divisors is an integer number (2021015060571).

Almost surely, 2^{4042030121141} is an apocalyptic number.

It is an amenable number.

4042030121141 is a deficient number, since it is larger than the sum of its proper divisors (1).

4042030121141 is an equidigital number, since it uses as much as digits as its factorization.

4042030121141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 4042030121141 its reverse (1411210302404), we get a palindrome (5453240423545).

The spelling of 4042030121141 in words is "four trillion, forty-two billion, thirty million, one hundred twenty-one thousand, one hundred forty-one".