1120002122 has 4 divisors (see below), whose sum is σ = 1680003186. Its totient is φ = 560001060.

The previous prime is 1120002119. The next prime is 1120002161. The reversal of 1120002122 is 2212000211.

It is a happy number.

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., 1091046961 + 28955161 = 33031^2 + 5381^2 .

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, 280000529 + ... + 280000532.

Almost surely, 2^1120002122 is an apocalyptic number.

1120002122 is a deficient number, since it is larger than the sum of its proper divisors (560001064).

1120002122 is an equidigital number, since it uses as much as digits as its factorization.

1120002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560001063.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1120002122 is about 33466.4327647869. The cubic root of 1120002122 is about 1038.4994762313.

Adding to 1120002122 its reverse (2212000211), we get a palindrome (3332002333).

The spelling of 1120002122 in words is "one billion, one hundred twenty million, two thousand, one hundred twenty-two".