200242042001 has 2 divisors, whose sum is σ = 200242042002. Its totient is φ = 200242042000.

The previous prime is 200242041959. The next prime is 200242042003. The reversal of 200242042001 is 100240242002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 153585610000 + 46656432001 = 391900^2 + 216001^2 .

It is a cyclic number.

It is not a de Polignac number, because 200242042001 - 2²² = 200237847697 is a prime.

Together with 200242042003, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (200242042003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100121021000 + 100121021001.

It is an arithmetic number, because the mean of its divisors is an integer number (100121021001).

Almost surely, 2^200242042001 is an apocalyptic number.

It is an amenable number.

200242042001 is a deficient number, since it is larger than the sum of its proper divisors (1).

200242042001 is an equidigital number, since it uses as much as digits as its factorization.

200242042001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 200242042001 its reverse (100240242002), we get a palindrome (300482284003).

The spelling of 200242042001 in words is "two hundred billion, two hundred forty-two million, forty-two thousand, one".