3122100330505 has 8 divisors (see below), whose sum is σ = 4034714273352. Its totient is φ = 2305551013248.

The previous prime is 3122100330493. The next prime is 3122100330647. The reversal of 3122100330505 is 5050330012213.

3122100330505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 32791415056 + 3089308915449 = 181084^2 + 1757643^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3122100330505 - 2¹⁷ = 3122100199433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3122100330505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24016156324 + ... + 24016156453.

It is an arithmetic number, because the mean of its divisors is an integer number (504339284169).

Almost surely, 2^{3122100330505} is an apocalyptic number.

It is an amenable number.

3122100330505 is a deficient number, since it is larger than the sum of its proper divisors (912613942847).

3122100330505 is a wasteful number, since it uses less digits than its factorization.

3122100330505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48032312795.

The product of its (nonzero) digits is 2700, while the sum is 25.

Adding to 3122100330505 its reverse (5050330012213), we get a palindrome (8172430342718).

The spelling of 3122100330505 in words is "three trillion, one hundred twenty-two billion, one hundred million, three hundred thirty thousand, five hundred five".