201002211201122 has 4 divisors (see below), whose sum is σ = 301503316801686. Its totient is φ = 100501105600560.

The previous prime is 201002211201109. The next prime is 201002211201223. The reversal of 201002211201122 is 221102112200102.

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

It can be written as a sum of positive squares in only one way, i.e., 124004727619081 + 76997483582041 = 11135741^2 + 8774821^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 201002211201122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50250552800279 + ... + 50250552800282.

Almost surely, 2^{201002211201122} is an apocalyptic number.

201002211201122 is a deficient number, since it is larger than the sum of its proper divisors (100501105600564).

201002211201122 is a wasteful number, since it uses less digits than its factorization.

201002211201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100501105600563.

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

Adding to 201002211201122 its reverse (221102112200102), we get a palindrome (422104323401224).

The spelling of 201002211201122 in words is "two hundred one trillion, two billion, two hundred eleven million, two hundred one thousand, one hundred twenty-two".