201144042023 has 2 divisors, whose sum is σ = 201144042024. Its totient is φ = 201144042022.

The previous prime is 201144041999. The next prime is 201144042049. The reversal of 201144042023 is 320240441102.

201144042023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201144042023 - 2⁸ = 201144041767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201144042023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201144042523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100572021011 + 100572021012.

It is an arithmetic number, because the mean of its divisors is an integer number (100572021012).

Almost surely, 2^201144042023 is an apocalyptic number.

201144042023 is a deficient number, since it is larger than the sum of its proper divisors (1).

201144042023 is an equidigital number, since it uses as much as digits as its factorization.

201144042023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 201144042023 its reverse (320240441102), we get a palindrome (521384483125).

The spelling of 201144042023 in words is "two hundred one billion, one hundred forty-four million, forty-two thousand, twenty-three".