201102211211211 has 6 divisors (see below), whose sum is σ = 290480971749540. Its totient is φ = 134068140807468.

The previous prime is 201102211211183. The next prime is 201102211211219. The reversal of 201102211211211 is 112112112201102.

It is a happy number.

201102211211211 is a `hidden beast` number, since 2 + 0 + 110 + 221 + 121 + 1 + 211 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-201102211211211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201102211211219) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11172345067281 + ... + 11172345067298.

It is an arithmetic number, because the mean of its divisors is an integer number (48413495291590).

Almost surely, 2^{201102211211211} is an apocalyptic number.

201102211211211 is a deficient number, since it is larger than the sum of its proper divisors (89378760538329).

201102211211211 is a wasteful number, since it uses less digits than its factorization.

201102211211211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22344690134585 (or 22344690134582 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 201102211211211 its reverse (112112112201102), we get a palindrome (313214323412313).

The spelling of 201102211211211 in words is "two hundred one trillion, one hundred two billion, two hundred eleven million, two hundred eleven thousand, two hundred eleven".