323212021130305 has 16 divisors (see below), whose sum is σ = 391933274579280. Its totient is φ = 255851477286912.

The previous prime is 323212021130237. The next prime is 323212021130311. The reversal of 323212021130305 is 503031120212323.

It can be written as a sum of positive squares in 8 ways, for example, as 40059481513536 + 283152539616769 = 6329256^2 + 16827137^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-323212021130305 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65957040 + ... + 70687729.

It is an arithmetic number, because the mean of its divisors is an integer number (24495829661205).

Almost surely, 2^{323212021130305} is an apocalyptic number.

It is an amenable number.

323212021130305 is a deficient number, since it is larger than the sum of its proper divisors (68721253448975).

323212021130305 is a wasteful number, since it uses less digits than its factorization.

323212021130305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136649748.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 323212021130305 its reverse (503031120212323), we get a palindrome (826243141342628).

The spelling of 323212021130305 in words is "three hundred twenty-three trillion, two hundred twelve billion, twenty-one million, one hundred thirty thousand, three hundred five".