1012201112201 has 2 divisors, whose sum is σ = 1012201112202. Its totient is φ = 1012201112200.

The previous prime is 1012201112173. The next prime is 1012201112227. The reversal of 1012201112201 is 1022111022101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 982182084601 + 30019027600 = 991051^2 + 173260^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012201112201 - 2²⁶ = 1012134003337 is a prime.

It is not a weakly prime, because it can be changed into another prime (1012201112401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506100556100 + 506100556101.

It is an arithmetic number, because the mean of its divisors is an integer number (506100556101).

Almost surely, 2^{1012201112201} is an apocalyptic number.

It is an amenable number.

1012201112201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012201112201 is an equidigital number, since it uses as much as digits as its factorization.

1012201112201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1012201112201 its reverse (1022111022101), we get a palindrome (2034312134302).

The spelling of 1012201112201 in words is "one trillion, twelve billion, two hundred one million, one hundred twelve thousand, two hundred one".