1122120002 has 16 divisors (see below), whose sum is σ = 1723768992. Its totient is φ = 547552320.

The previous prime is 1122119987. The next prime is 1122120049. The reversal of 1122120002 is 2000212211.

It is a happy number.

It is a super-3 number, since 3×1122120002³ (a number of 28 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 112253 + ... + 121839.

It is an arithmetic number, because the mean of its divisors is an integer number (107735562).

Almost surely, 2^1122120002 is an apocalyptic number.

1122120002 is a deficient number, since it is larger than the sum of its proper divisors (601648990).

1122120002 is a wasteful number, since it uses less digits than its factorization.

1122120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10993.

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

The square root of 1122120002 is about 33498.0596751513. The cubic root of 1122120002 is about 1039.1536512978.

Adding to 1122120002 its reverse (2000212211), we get a palindrome (3122332213).

The spelling of 1122120002 in words is "one billion, one hundred twenty-two million, one hundred twenty thousand, two".