323200331220149 has 2 divisors, whose sum is σ = 323200331220150. Its totient is φ = 323200331220148.

The previous prime is 323200331220131. The next prime is 323200331220241. The reversal of 323200331220149 is 941022133002323.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 278710670836900 + 44489660383249 = 16694630^2 + 6670057^2 .

It is an emirp because it is prime and its reverse (941022133002323) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 323200331220149 - 2⁸ = 323200331219893 is a prime.

It is a super-4 number, since 4×323200331220149⁴ (a number of 59 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (323200334220149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161600165610074 + 161600165610075.

It is an arithmetic number, because the mean of its divisors is an integer number (161600165610075).

Almost surely, 2^{323200331220149} is an apocalyptic number.

It is an amenable number.

323200331220149 is a deficient number, since it is larger than the sum of its proper divisors (1).

323200331220149 is an equidigital number, since it uses as much as digits as its factorization.

323200331220149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 35.

The spelling of 323200331220149 in words is "three hundred twenty-three trillion, two hundred billion, three hundred thirty-one million, two hundred twenty thousand, one hundred forty-nine".