2213780315 has 4 divisors (see below), whose sum is σ = 2656536384. Its totient is φ = 1771024248.

The previous prime is 2213780251. The next prime is 2213780351. The reversal of 2213780315 is 5130873122.

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

It is a cyclic number.

It is not a de Polignac number, because 2213780315 - 2⁶ = 2213780251 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221378027 + ... + 221378036.

It is an arithmetic number, because the mean of its divisors is an integer number (664134096).

Almost surely, 2^2213780315 is an apocalyptic number.

2213780315 is a deficient number, since it is larger than the sum of its proper divisors (442756069).

2213780315 is an equidigital number, since it uses as much as digits as its factorization.

2213780315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442756068.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 2213780315 is about 47050.8269321592. The cubic root of 2213780315 is about 1303.3013360204.

The spelling of 2213780315 in words is "two billion, two hundred thirteen million, seven hundred eighty thousand, three hundred fifteen".