122282 has 4 divisors (see below), whose sum is σ = 183426. Its totient is φ = 61140.

The previous prime is 122279. The next prime is 122299. The reversal of 122282 is 282221.

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., 73441 + 48841 = 271^2 + 221^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 122282.

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 as a sum of consecutive naturals, namely, 30569 + ... + 30572.

2¹²²²⁸² is an apocalyptic number.

122282 is a deficient number, since it is larger than the sum of its proper divisors (61144).

122282 is an equidigital number, since it uses as much as digits as its factorization.

122282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61143.

The product of its digits is 128, while the sum is 17.

The square root of 122282 is about 349.6884327512. The cubic root of 122282 is about 49.6349411271.

Subtracting from 122282 its sum of digits (17), we obtain a triangular number (122265 = T₄₉₄).

It can be divided in two parts, 122 and 282, that added together give a palindrome (404).

The spelling of 122282 in words is "one hundred twenty-two thousand, two hundred eighty-two".