122256226 has 4 divisors (see below), whose sum is σ = 183384342. Its totient is φ = 61128112.

The previous prime is 122256223. The next prime is 122256227. The reversal of 122256226 is 622652221.

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

It can be written as a sum of positive squares in only one way, i.e., 90345025 + 31911201 = 9505^2 + 5649^2 .

It is a junction number, because it is equal to n+sod(n) for n = 122256194 and 122256203.

It is not an unprimeable number, because it can be changed into a prime (122256221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30564055 + ... + 30564058.

Almost surely, 2^122256226 is an apocalyptic number.

122256226 is a deficient number, since it is larger than the sum of its proper divisors (61128116).

122256226 is an equidigital number, since it uses as much as digits as its factorization.

122256226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61128115.

The product of its digits is 5760, while the sum is 28.

The square root of 122256226 is about 11056.9537396156. The cubic root of 122256226 is about 496.3145361231.

The spelling of 122256226 in words is "one hundred twenty-two million, two hundred fifty-six thousand, two hundred twenty-six".