2215423116 has 24 divisors (see below), whose sum is σ = 5743689840. Its totient is φ = 738474336.

The previous prime is 2215423099. The next prime is 2215423127. The reversal of 2215423116 is 6113245122.

2215423116 is a `hidden beast` number, since 2 + 2 + 1 + 542 + 3 + 116 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 2215423116.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10256481 + ... + 10256696.

It is an arithmetic number, because the mean of its divisors is an integer number (239320410).

Almost surely, 2^2215423116 is an apocalyptic number.

It is an amenable number.

2215423116 is an abundant number, since it is smaller than the sum of its proper divisors (3528266724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2215423116 is a wasteful number, since it uses less digits than its factorization.

2215423116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20513190 (or 20513182 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2215423116 is about 47068.2814217813. The cubic root of 2215423116 is about 1303.6236407116.

Adding to 2215423116 its reverse (6113245122), we get a palindrome (8328668238).

The spelling of 2215423116 in words is "two billion, two hundred fifteen million, four hundred twenty-three thousand, one hundred sixteen".