2201112221211 has 96 divisors (see below), whose sum is σ = 3543633100800. Its totient is φ = 1309456253952.

The previous prime is 2201112221173. The next prime is 2201112221221. The reversal of 2201112221211 is 1121222111022.

2201112221211 is a `hidden beast` number, since 220 + 1 + 1 + 12 + 221 + 211 = 666.

It is not a de Polignac number, because 2201112221211 - 2³⁸ = 1926234314267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2201112221221) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 917511190 + ... + 917513588.

It is an arithmetic number, because the mean of its divisors is an integer number (36912844800).

Almost surely, 2^{2201112221211} is an apocalyptic number.

2201112221211 is a deficient number, since it is larger than the sum of its proper divisors (1342520879589).

2201112221211 is a wasteful number, since it uses less digits than its factorization.

2201112221211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4625 (or 4622 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 2201112221211 its reverse (1121222111022), we get a palindrome (3322334332233).

The spelling of 2201112221211 in words is "two trillion, two hundred one billion, one hundred twelve million, two hundred twenty-one thousand, two hundred eleven".