323211323313623 has 2 divisors, whose sum is σ = 323211323313624. Its totient is φ = 323211323313622.

The previous prime is 323211323313611. The next prime is 323211323313727. The reversal of 323211323313623 is 326313323112323.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 323211323313623 - 2⁴⁴ = 305619137269207 is a prime.

It is a super-2 number, since 2×323211323313623² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323211323312623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161605661656811 + 161605661656812.

It is an arithmetic number, because the mean of its divisors is an integer number (161605661656812).

Almost surely, 2^{323211323313623} is an apocalyptic number.

323211323313623 is a deficient number, since it is larger than the sum of its proper divisors (1).

323211323313623 is an equidigital number, since it uses as much as digits as its factorization.

323211323313623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 209952, while the sum is 38.

Adding to 323211323313623 its reverse (326313323112323), we get a palindrome (649524646425946).

The spelling of 323211323313623 in words is "three hundred twenty-three trillion, two hundred eleven billion, three hundred twenty-three million, three hundred thirteen thousand, six hundred twenty-three".