213102320323 has 2 divisors, whose sum is σ = 213102320324. Its totient is φ = 213102320322.

The previous prime is 213102320309. The next prime is 213102320339. The reversal of 213102320323 is 323023201312.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213102320323 is a prime.

It is a super-3 number, since 3×213102320323³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 213102320294 and 213102320303.

It is not a weakly prime, because it can be changed into another prime (213102320303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106551160161 + 106551160162.

It is an arithmetic number, because the mean of its divisors is an integer number (106551160162).

Almost surely, 2^213102320323 is an apocalyptic number.

213102320323 is a deficient number, since it is larger than the sum of its proper divisors (1).

213102320323 is an equidigital number, since it uses as much as digits as its factorization.

213102320323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 213102320323 its reverse (323023201312), we get a palindrome (536125521635).

The spelling of 213102320323 in words is "two hundred thirteen billion, one hundred two million, three hundred twenty thousand, three hundred twenty-three".