2110212212201 has 4 divisors (see below), whose sum is σ = 2114829744852. Its totient is φ = 2105594679552.

The previous prime is 2110212212197. The next prime is 2110212212231. The reversal of 2110212212201 is 1022122120112.

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 1981098475225 + 129113736976 = 1407515^2 + 359324^2 .

It is a cyclic number.

It is not a de Polignac number, because 2110212212201 - 2² = 2110212212197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2110212212201.

It is not an unprimeable number, because it can be changed into a prime (2110212212231) 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, 2308765640 + ... + 2308766553.

It is an arithmetic number, because the mean of its divisors is an integer number (528707436213).

Almost surely, 2^{2110212212201} is an apocalyptic number.

It is an amenable number.

2110212212201 is a deficient number, since it is larger than the sum of its proper divisors (4617532651).

2110212212201 is an equidigital number, since it uses as much as digits as its factorization.

2110212212201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4617532650.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2110212212201 its reverse (1022122120112), we get a palindrome (3132334332313).

The spelling of 2110212212201 in words is "two trillion, one hundred ten billion, two hundred twelve million, two hundred twelve thousand, two hundred one".