1200112001201 has 2 divisors, whose sum is σ = 1200112001202. Its totient is φ = 1200112001200.

The previous prime is 1200112001197. The next prime is 1200112001267. The reversal of 1200112001201 is 1021002110021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1172672410000 + 27439591201 = 1082900^2 + 165649^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200112001201 - 2² = 1200112001197 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 (1200112001401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600056000600 + 600056000601.

It is an arithmetic number, because the mean of its divisors is an integer number (600056000601).

Almost surely, 2^{1200112001201} is an apocalyptic number.

It is an amenable number.

1200112001201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200112001201 is an equidigital number, since it uses as much as digits as its factorization.

1200112001201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1200112001201 its reverse (1021002110021), we get a palindrome (2221114111222).

It can be divided in two parts, 120011 and 2001201, that added together give a palindrome (2121212).

The spelling of 1200112001201 in words is "one trillion, two hundred billion, one hundred twelve million, one thousand, two hundred one".