201202211001101 has 4 divisors (see below), whose sum is σ = 201205767815100. Its totient is φ = 201198654187104.

The previous prime is 201202211001089. The next prime is 201202211001193. The reversal of 201202211001101 is 101100112202102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 111179099222500 + 90023111778601 = 10544150^2 + 9488051^2 .

It is a cyclic number.

It is not a de Polignac number, because 201202211001101 - 2¹⁸ = 201202210738957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201202211001601) 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 in 3 ways as a sum of consecutive naturals, for example, 1778322146 + ... + 1778435283.

It is an arithmetic number, because the mean of its divisors is an integer number (50301441953775).

Almost surely, 2^{201202211001101} is an apocalyptic number.

It is an amenable number.

201202211001101 is a deficient number, since it is larger than the sum of its proper divisors (3556813999).

201202211001101 is an equidigital number, since it uses as much as digits as its factorization.

201202211001101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556813998.

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

Adding to 201202211001101 its reverse (101100112202102), we get a palindrome (302302323203203).

The spelling of 201202211001101 in words is "two hundred one trillion, two hundred two billion, two hundred eleven million, one thousand, one hundred one".