2220122 has 4 divisors (see below), whose sum is σ = 3330186. Its totient is φ = 1110060.

The previous prime is 2220089. The next prime is 2220151. The reversal of 2220122 is 2210222.

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., 2076481 + 143641 = 1441^2 + 379^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555029 + ... + 555032.

2^2220122 is an apocalyptic number.

2220122 is a deficient number, since it is larger than the sum of its proper divisors (1110064).

2220122 is a wasteful number, since it uses less digits than its factorization.

2220122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110063.

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2220122 is about 1490.0073825320. The cubic root of 2220122 is about 130.4544646209.

Adding to 2220122 its reverse (2210222), we get a palindrome (4430344).

The spelling of 2220122 in words is "two million, two hundred twenty thousand, one hundred twenty-two".