2011210202201 has 4 divisors (see below), whose sum is σ = 2016972982500. Its totient is φ = 2005447421904.

The previous prime is 2011210202117. The next prime is 2011210202207. The reversal of 2011210202201 is 1022020121102.

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 1067739889225 + 943470312976 = 1033315^2 + 971324^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011210202201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2011210202207) 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, 2881389626 + ... + 2881390323.

It is an arithmetic number, because the mean of its divisors is an integer number (504243245625).

Almost surely, 2^{2011210202201} is an apocalyptic number.

It is an amenable number.

2011210202201 is a deficient number, since it is larger than the sum of its proper divisors (5762780299).

2011210202201 is an equidigital number, since it uses as much as digits as its factorization.

2011210202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5762780298.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2011210202201 its reverse (1022020121102), we get a palindrome (3033230323303).

The spelling of 2011210202201 in words is "two trillion, eleven billion, two hundred ten million, two hundred two thousand, two hundred one".