323111202101 has 2 divisors, whose sum is σ = 323111202102. Its totient is φ = 323111202100.

The previous prime is 323111202077. The next prime is 323111202119. The reversal of 323111202101 is 101202111323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 176996904100 + 146114298001 = 420710^2 + 382249^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323111202101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 323111202101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323111202121) 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, 161555601050 + 161555601051.

It is an arithmetic number, because the mean of its divisors is an integer number (161555601051).

Almost surely, 2^323111202101 is an apocalyptic number.

It is an amenable number.

323111202101 is a deficient number, since it is larger than the sum of its proper divisors (1).

323111202101 is an equidigital number, since it uses as much as digits as its factorization.

323111202101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 323111202101 its reverse (101202111323), we get a palindrome (424313313424).

The spelling of 323111202101 in words is "three hundred twenty-three billion, one hundred eleven million, two hundred two thousand, one hundred one".