122228115 has 8 divisors (see below), whose sum is σ = 195565008. Its totient is φ = 65188320.

The previous prime is 122228107. The next prime is 122228137. The reversal of 122228115 is 511822221.

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

It is not a de Polignac number, because 122228115 - 2³ = 122228107 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4074256 + ... + 4074285.

It is an arithmetic number, because the mean of its divisors is an integer number (24445626).

Almost surely, 2^122228115 is an apocalyptic number.

122228115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

122228115 is a deficient number, since it is larger than the sum of its proper divisors (73336893).

122228115 is an equidigital number, since it uses as much as digits as its factorization.

122228115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8148549.

The product of its digits is 640, while the sum is 24.

The square root of 122228115 is about 11055.6824755417. The cubic root of 122228115 is about 496.2764931597.

The spelling of 122228115 in words is "one hundred twenty-two million, two hundred twenty-eight thousand, one hundred fifteen".