1121110012 has 18 divisors (see below), whose sum is σ = 2156516264. Its totient is φ = 509595240.

The previous prime is 1121109959. The next prime is 1121110013. The reversal of 1121110012 is 2100111211.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121110013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1157688 + ... + 1158655.

Almost surely, 2^1121110012 is an apocalyptic number.

It is an amenable number.

1121110012 is a deficient number, since it is larger than the sum of its proper divisors (1035406252).

1121110012 is a wasteful number, since it uses less digits than its factorization.

1121110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2316369 (or 2316356 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

The square root of 1121110012 is about 33482.9809306161. The cubic root of 1121110012 is about 1038.8417863048.

Adding to 1121110012 its reverse (2100111211), we get a palindrome (3221221223).

The spelling of 1121110012 in words is "one billion, one hundred twenty-one million, one hundred ten thousand, twelve".