211110002201201 has 4 divisors (see below), whose sum is σ = 211454390459892. Its totient is φ = 210765613942512.

The previous prime is 211110002201159. The next prime is 211110002201209. The reversal of 211110002201201 is 102102200011112.

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 103298744632801 + 107811257568400 = 10163599^2 + 10383220^2 .

It is a cyclic number.

It is not a de Polignac number, because 211110002201201 - 2¹⁴ = 211110002184817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211110002201209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172194128426 + ... + 172194129651.

It is an arithmetic number, because the mean of its divisors is an integer number (52863597614973).

Almost surely, 2^{211110002201201} is an apocalyptic number.

It is an amenable number.

211110002201201 is a deficient number, since it is larger than the sum of its proper divisors (344388258691).

211110002201201 is an equidigital number, since it uses as much as digits as its factorization.

211110002201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344388258690.

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

Adding to 211110002201201 its reverse (102102200011112), we get a palindrome (313212202212313).

The spelling of 211110002201201 in words is "two hundred eleven trillion, one hundred ten billion, two million, two hundred one thousand, two hundred one".