201122111220103 has 2 divisors, whose sum is σ = 201122111220104. Its totient is φ = 201122111220102.

The previous prime is 201122111220061. The next prime is 201122111220131. The reversal of 201122111220103 is 301022111221102.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201122111220103 is a prime.

It is a super-3 number, since 3×201122111220103³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201123111220103) 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, 100561055610051 + 100561055610052.

It is an arithmetic number, because the mean of its divisors is an integer number (100561055610052).

Almost surely, 2^{201122111220103} is an apocalyptic number.

201122111220103 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122111220103 is an equidigital number, since it uses as much as digits as its factorization.

201122111220103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 201122111220103 its reverse (301022111221102), we get a palindrome (502144222441205).

Subtracting 201122111220103 from its reverse (301022111221102), we obtain a palindrome (99900000000999).

The spelling of 201122111220103 in words is "two hundred one trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twenty thousand, one hundred three".