201323003111 has 2 divisors, whose sum is σ = 201323003112. Its totient is φ = 201323003110.

The previous prime is 201323003107. The next prime is 201323003129. The reversal of 201323003111 is 111300323102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201323003111 - 2² = 201323003107 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201323003111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201323003171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100661501555 + 100661501556.

It is an arithmetic number, because the mean of its divisors is an integer number (100661501556).

Almost surely, 2^201323003111 is an apocalyptic number.

201323003111 is a deficient number, since it is larger than the sum of its proper divisors (1).

201323003111 is an equidigital number, since it uses as much as digits as its factorization.

201323003111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 201323003111 its reverse (111300323102), we get a palindrome (312623326213).

The spelling of 201323003111 in words is "two hundred one billion, three hundred twenty-three million, three thousand, one hundred eleven".