42000301121 has 2 divisors, whose sum is σ = 42000301122. Its totient is φ = 42000301120.

The previous prime is 42000301087. The next prime is 42000301129. The reversal of 42000301121 is 12110300024.

42000301121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37533250225 + 4467050896 = 193735^2 + 66836^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42000301121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 42000301096 and 42000301105.

It is not a weakly prime, because it can be changed into another prime (42000301129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21000150560 + 21000150561.

It is an arithmetic number, because the mean of its divisors is an integer number (21000150561).

Almost surely, 2^42000301121 is an apocalyptic number.

It is an amenable number.

42000301121 is a deficient number, since it is larger than the sum of its proper divisors (1).

42000301121 is an equidigital number, since it uses as much as digits as its factorization.

42000301121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 42000301121 its reverse (12110300024), we get a palindrome (54110601145).

The spelling of 42000301121 in words is "forty-two billion, three hundred one thousand, one hundred twenty-one".