42641000201 has 2 divisors, whose sum is σ = 42641000202. Its totient is φ = 42641000200.

The previous prime is 42641000191. The next prime is 42641000219. The reversal of 42641000201 is 10200014624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32679962176 + 9961038025 = 180776^2 + 99805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42641000201 is a prime.

It is not a weakly prime, because it can be changed into another prime (42641000231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21320500100 + 21320500101.

It is an arithmetic number, because the mean of its divisors is an integer number (21320500101).

Almost surely, 2^42641000201 is an apocalyptic number.

It is an amenable number.

42641000201 is a deficient number, since it is larger than the sum of its proper divisors (1).

42641000201 is an equidigital number, since it uses as much as digits as its factorization.

42641000201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 42641000201 its reverse (10200014624), we get a palindrome (52841014825).

The spelling of 42641000201 in words is "forty-two billion, six hundred forty-one million, two hundred one", and thus it is an aban number.