1121100200012 has 24 divisors (see below), whose sum is σ = 2115302422800. Its totient is φ = 516828476736.

The previous prime is 1121100199943. The next prime is 1121100200063. The reversal of 1121100200012 is 2100020011211.

It is a junction number, because it is equal to n+sod(n) for n = 1121100199966 and 1121100200002.

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 7 ways as a sum of consecutive naturals, for example, 12504587 + ... + 12593922.

It is an arithmetic number, because the mean of its divisors is an integer number (88137600950).

Almost surely, 2^{1121100200012} is an apocalyptic number.

It is an amenable number.

1121100200012 is a deficient number, since it is larger than the sum of its proper divisors (994202222788).

1121100200012 is a wasteful number, since it uses less digits than its factorization.

1121100200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25099385 (or 25099383 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1121100200012 its reverse (2100020011211), we get a palindrome (3221120211223).

The spelling of 1121100200012 in words is "one trillion, one hundred twenty-one billion, one hundred million, two hundred thousand, twelve".