3105205320211 has 8 divisors (see below), whose sum is σ = 3287901232224. Its totient is φ = 2922513494400.

The previous prime is 3105205320137. The next prime is 3105205320253. The reversal of 3105205320211 is 1120235025013.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3105205320211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3105205320281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618226 + ... + 2567608.

It is an arithmetic number, because the mean of its divisors is an integer number (410987654028).

Almost surely, 2^{3105205320211} is an apocalyptic number.

3105205320211 is a deficient number, since it is larger than the sum of its proper divisors (182695912013).

3105205320211 is a wasteful number, since it uses less digits than its factorization.

3105205320211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2043101.

The product of its (nonzero) digits is 1800, while the sum is 25.

The spelling of 3105205320211 in words is "three trillion, one hundred five billion, two hundred five million, three hundred twenty thousand, two hundred eleven".