201021011222107 has 2 divisors, whose sum is σ = 201021011222108. Its totient is φ = 201021011222106.

The previous prime is 201021011222093. The next prime is 201021011222201. The reversal of 201021011222107 is 701222110120102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201021011222107 - 2³⁹ = 200471255408219 is a prime.

It is not a weakly prime, because it can be changed into another prime (201021011226107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100510505611053 + 100510505611054.

It is an arithmetic number, because the mean of its divisors is an integer number (100510505611054).

Almost surely, 2^{201021011222107} is an apocalyptic number.

201021011222107 is a deficient number, since it is larger than the sum of its proper divisors (1).

201021011222107 is an equidigital number, since it uses as much as digits as its factorization.

201021011222107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 201021011222107 its reverse (701222110120102), we get a palindrome (902243121342209).

The spelling of 201021011222107 in words is "two hundred one trillion, twenty-one billion, eleven million, two hundred twenty-two thousand, one hundred seven".