1112100020012 has 48 divisors (see below), whose sum is σ = 2111192385120. Its totient is φ = 510509875200.

The previous prime is 1112100019969. The next prime is 1112100020033. The reversal of 1112100020012 is 2100200012111.

It is a junction number, because it is equal to n+sod(n) for n = 1112100019975 and 1112100020002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25853939 + ... + 25896917.

It is an arithmetic number, because the mean of its divisors is an integer number (43983174690).

Almost surely, 2^{1112100020012} is an apocalyptic number.

It is an amenable number.

1112100020012 is a deficient number, since it is larger than the sum of its proper divisors (999092365108).

1112100020012 is a wasteful number, since it uses less digits than its factorization.

1112100020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52322 (or 52320 counting only the distinct ones).

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

Adding to 1112100020012 its reverse (2100200012111), we get a palindrome (3212300032123).

The spelling of 1112100020012 in words is "one trillion, one hundred twelve billion, one hundred million, twenty thousand, twelve".