1122202 has 4 divisors (see below), whose sum is σ = 1683306. Its totient is φ = 561100.

The previous prime is 1122181. The next prime is 1122227. The reversal of 1122202 is 2022211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2022211 = 61 ⋅33151.

It can be written as a sum of positive squares in only one way, i.e., 576081 + 546121 = 759^2 + 739^2 .

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, 280549 + ... + 280552.

2^1122202 is an apocalyptic number.

1122202 is a deficient number, since it is larger than the sum of its proper divisors (561104).

1122202 is an equidigital number, since it uses as much as digits as its factorization.

1122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561103.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1122202 is about 1059.3403607906. The cubic root of 1122202 is about 103.9178962449.

Adding to 1122202 its reverse (2022211), we get a palindrome (3144413).

Subtracting 1122202 from its reverse (2022211), we obtain a palindrome (900009).

The spelling of 1122202 in words is "one million, one hundred twenty-two thousand, two hundred two".