1121110210012 has 48 divisors (see below), whose sum is σ = 2123866513440. Its totient is φ = 514746116352.

The previous prime is 1121110209929. The next prime is 1121110210027. The reversal of 1121110210012 is 2100120111211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 1121110209974 and 1121110210001.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 9410683 + ... + 9529069.

It is an arithmetic number, because the mean of its divisors is an integer number (44247219030).

Almost surely, 2^{1121110210012} is an apocalyptic number.

It is an amenable number.

1121110210012 is a deficient number, since it is larger than the sum of its proper divisors (1002756303428).

1121110210012 is a wasteful number, since it uses less digits than its factorization.

1121110210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119350 (or 119348 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1121110210012 its reverse (2100120111211), we get a palindrome (3221230321223).

The spelling of 1121110210012 in words is "one trillion, one hundred twenty-one billion, one hundred ten million, two hundred ten thousand, twelve".