201121012222063 has 2 divisors, whose sum is σ = 201121012222064. Its totient is φ = 201121012222062.

The previous prime is 201121012222051. The next prime is 201121012222133. The reversal of 201121012222063 is 360222210121102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201121012222063 - 2³⁷ = 200983573268591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201121012222463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100560506111031 + 100560506111032.

It is an arithmetic number, because the mean of its divisors is an integer number (100560506111032).

Almost surely, 2^{201121012222063} is an apocalyptic number.

201121012222063 is a deficient number, since it is larger than the sum of its proper divisors (1).

201121012222063 is an equidigital number, since it uses as much as digits as its factorization.

201121012222063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 201121012222063 its reverse (360222210121102), we get a palindrome (561343222343165).

The spelling of 201121012222063 in words is "two hundred one trillion, one hundred twenty-one billion, twelve million, two hundred twenty-two thousand, sixty-three".