201121012112063 has 2 divisors, whose sum is σ = 201121012112064. Its totient is φ = 201121012112062.

The previous prime is 201121012111991. The next prime is 201121012112071. The reversal of 201121012112063 is 360211210121102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201121012112063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201121012112663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100560506056031 + 100560506056032.

It is an arithmetic number, because the mean of its divisors is an integer number (100560506056032).

Almost surely, 2^{201121012112063} is an apocalyptic number.

201121012112063 is a deficient number, since it is larger than the sum of its proper divisors (1).

201121012112063 is an equidigital number, since it uses as much as digits as its factorization.

201121012112063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 23.

Adding to 201121012112063 its reverse (360211210121102), we get a palindrome (561332222233165).

The spelling of 201121012112063 in words is "two hundred one trillion, one hundred twenty-one billion, twelve million, one hundred twelve thousand, sixty-three".