1122000002 has 8 divisors (see below), whose sum is σ = 1698440700. Its totient is φ = 555853104.

The previous prime is 1121999993. The next prime is 1122000013. The reversal of 1122000002 is 2000002211.

It can be written as a sum of positive squares in 2 ways, for example, as 1018184281 + 103815721 = 31909^2 + 10189^2 .

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

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 in 3 ways as a sum of consecutive naturals, for example, 2573177 + ... + 2573612.

Almost surely, 2^1122000002 is an apocalyptic number.

1122000002 is a deficient number, since it is larger than the sum of its proper divisors (576440698).

1122000002 is a wasteful number, since it uses less digits than its factorization.

1122000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5146900.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1122000002 is about 33496.2684787425. The cubic root of 1122000002 is about 1039.1166074631.

Adding to 1122000002 its reverse (2000002211), we get a palindrome (3122002213).

The spelling of 1122000002 in words is "one billion, one hundred twenty-two million, two", and thus it is an aban number.