1200023101201 has 2 divisors, whose sum is σ = 1200023101202. Its totient is φ = 1200023101200.

The previous prime is 1200023101177. The next prime is 1200023101241. The reversal of 1200023101201 is 1021013200021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1135181571601 + 64841529600 = 1065449^2 + 254640^2 .

It is a cyclic number.

It is not a de Polignac number, because 1200023101201 - 2⁷ = 1200023101073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200023101241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600011550600 + 600011550601.

It is an arithmetic number, because the mean of its divisors is an integer number (600011550601).

Almost surely, 2^{1200023101201} is an apocalyptic number.

It is an amenable number.

1200023101201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200023101201 is an equidigital number, since it uses as much as digits as its factorization.

1200023101201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1200023101201 its reverse (1021013200021), we get a palindrome (2221036301222).

The spelling of 1200023101201 in words is "one trillion, two hundred billion, twenty-three million, one hundred one thousand, two hundred one".