2122201202011 has 4 divisors (see below), whose sum is σ = 2315128584024. Its totient is φ = 1929273820000.

The previous prime is 2122201202003. The next prime is 2122201202057. The reversal of 2122201202011 is 1102021022212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2122201202011 - 2³ = 2122201202003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122201200011) 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, 96463690990 + ... + 96463691011.

It is an arithmetic number, because the mean of its divisors is an integer number (578782146006).

Almost surely, 2^{2122201202011} is an apocalyptic number.

2122201202011 is a deficient number, since it is larger than the sum of its proper divisors (192927382013).

2122201202011 is a wasteful number, since it uses less digits than its factorization.

2122201202011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192927382012.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2122201202011 its reverse (1102021022212), we get a palindrome (3224222224223).

The spelling of 2122201202011 in words is "two trillion, one hundred twenty-two billion, two hundred one million, two hundred two thousand, eleven".