1122002008 has 32 divisors (see below), whose sum is σ = 2197692000. Its totient is φ = 536005888.

The previous prime is 1122001987. The next prime is 1122002009. The reversal of 1122002008 is 8002002211.

It is a junction number, because it is equal to n+sod(n) for n = 1122001982 and 1122002000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122002009) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 190110 + ... + 195922.

It is an arithmetic number, because the mean of its divisors is an integer number (68677875).

Almost surely, 2^1122002008 is an apocalyptic number.

It is an amenable number.

1122002008 is a deficient number, since it is larger than the sum of its proper divisors (1075689992).

1122002008 is a wasteful number, since it uses less digits than its factorization.

1122002008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6891 (or 6887 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 1122002008 is about 33496.2984223630. The cubic root of 1122002008 is about 1039.1172267343.

Adding to 1122002008 its reverse (8002002211), we get a palindrome (9124004219).

It can be divided in two parts, 112200200 and 8, that multiplied together give a square (897601600 = 29960²).

The spelling of 1122002008 in words is "one billion, one hundred twenty-two million, two thousand, eight".