3120550550213 has 4 divisors (see below), whose sum is σ = 3152721174540. Its totient is φ = 3088379925888.

The previous prime is 3120550550209. The next prime is 3120550550251.

3120550550213 is nontrivially palindromic in base 10.

3120550550213 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 938569564804 + 2181980985409 = 968798^2 + 1477153^2 .

It is a cyclic number.

It is not a de Polignac number, because 3120550550213 - 2² = 3120550550209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3120550550213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120550553213) 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 3 ways as a sum of consecutive naturals, for example, 16085312018 + ... + 16085312211.

It is an arithmetic number, because the mean of its divisors is an integer number (788180293635).

Almost surely, 2^{3120550550213} is an apocalyptic number.

It is an amenable number.

3120550550213 is a deficient number, since it is larger than the sum of its proper divisors (32170624327).

3120550550213 is an equidigital number, since it uses as much as digits as its factorization.

3120550550213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32170624326.

The product of its (nonzero) digits is 22500, while the sum is 32.

It can be divided in two parts, 3120550 and 550213, that added together give a palindrome (3670763).

The spelling of 3120550550213 in words is "three trillion, one hundred twenty billion, five hundred fifty million, five hundred fifty thousand, two hundred thirteen".