122256245266 has 16 divisors (see below), whose sum is σ = 183841530624. Its totient is φ = 60975846144.

The previous prime is 122256245249. The next prime is 122256245291. The reversal of 122256245266 is 662542652221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2294706 + ... + 2347378.

It is an arithmetic number, because the mean of its divisors is an integer number (11490095664).

Almost surely, 2^122256245266 is an apocalyptic number.

122256245266 is a deficient number, since it is larger than the sum of its proper divisors (61585285358).

122256245266 is a wasteful number, since it uses less digits than its factorization.

122256245266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55545.

The product of its digits is 691200, while the sum is 43.

Adding to 122256245266 its reverse (662542652221), we get a palindrome (784798897487).

The spelling of 122256245266 in words is "one hundred twenty-two billion, two hundred fifty-six million, two hundred forty-five thousand, two hundred sixty-six".