122271814 has 8 divisors (see below), whose sum is σ = 209608848. Its totient is φ = 52402200.

The previous prime is 122271761. The next prime is 122271817. The reversal of 122271814 is 418172221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122271817) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4366837 + ... + 4366864.

It is an arithmetic number, because the mean of its divisors is an integer number (26201106).

Almost surely, 2^122271814 is an apocalyptic number.

122271814 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

122271814 is a deficient number, since it is larger than the sum of its proper divisors (87337034).

122271814 is an equidigital number, since it uses as much as digits as its factorization.

122271814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8733710.

The product of its digits is 1792, while the sum is 28.

The square root of 122271814 is about 11057.6586129253. The cubic root of 122271814 is about 496.3356290427.

It can be divided in two parts, 12227 and 1814, that added together give a palindrome (14041).

The spelling of 122271814 in words is "one hundred twenty-two million, two hundred seventy-one thousand, eight hundred fourteen".