323212203433121 has 2 divisors, whose sum is σ = 323212203433122. Its totient is φ = 323212203433120.

The previous prime is 323212203433099. The next prime is 323212203433123. The reversal of 323212203433121 is 121334302212323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179611861744225 + 143600341688896 = 13401935^2 + 11983336^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323212203433121 is a prime.

It is a super-2 number, since 2×323212203433121² (a number of 30 digits) contains 22 as substring.

Together with 323212203433123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (323212203433123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161606101716560 + 161606101716561.

It is an arithmetic number, because the mean of its divisors is an integer number (161606101716561).

Almost surely, 2^{323212203433121} is an apocalyptic number.

It is an amenable number.

323212203433121 is a deficient number, since it is larger than the sum of its proper divisors (1).

323212203433121 is an equidigital number, since it uses as much as digits as its factorization.

323212203433121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 323212203433121 its reverse (121334302212323), we get a palindrome (444546505645444).

The spelling of 323212203433121 in words is "three hundred twenty-three trillion, two hundred twelve billion, two hundred three million, four hundred thirty-three thousand, one hundred twenty-one".