1201000010201 has 2 divisors, whose sum is σ = 1201000010202. Its totient is φ = 1201000010200.

The previous prime is 1201000010173. The next prime is 1201000010209. The reversal of 1201000010201 is 1020100001021.

It is an a-pointer prime, because the next prime (1201000010209) can be obtained adding 1201000010201 to its sum of digits (8).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 985612128400 + 215387881801 = 992780^2 + 464099^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201000010201 - 2³⁰ = 1199926268377 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1201000010209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600500005100 + 600500005101.

It is an arithmetic number, because the mean of its divisors is an integer number (600500005101).

Almost surely, 2^{1201000010201} is an apocalyptic number.

It is an amenable number.

1201000010201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201000010201 is an equidigital number, since it uses as much as digits as its factorization.

1201000010201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 1201000010201 its reverse (1020100001021), we get a palindrome (2221100011222).

It can be divided in two parts, 120100001020 and 1, that added together give a palindrome (120100001021).

The spelling of 1201000010201 in words is "one trillion, two hundred one billion, ten thousand, two hundred one".