201123412141 has 2 divisors, whose sum is σ = 201123412142. Its totient is φ = 201123412140.

The previous prime is 201123412129. The next prime is 201123412169. The reversal of 201123412141 is 141214321102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151815433225 + 49307978916 = 389635^2 + 222054^2 .

It is a cyclic number.

It is not a de Polignac number, because 201123412141 - 2²⁹ = 200586541229 is a prime.

It is a super-2 number, since 2×201123412141² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201123472141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561706070 + 100561706071.

It is an arithmetic number, because the mean of its divisors is an integer number (100561706071).

Almost surely, 2^201123412141 is an apocalyptic number.

It is an amenable number.

201123412141 is a deficient number, since it is larger than the sum of its proper divisors (1).

201123412141 is an equidigital number, since it uses as much as digits as its factorization.

201123412141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 201123412141 its reverse (141214321102), we get a palindrome (342337733243).

The spelling of 201123412141 in words is "two hundred one billion, one hundred twenty-three million, four hundred twelve thousand, one hundred forty-one".