1102111111112 has 16 divisors (see below), whose sum is σ = 2254318182000. Its totient is φ = 500959595920.

The previous prime is 1102111111111. The next prime is 1102111111141. The reversal of 1102111111112 is 2111111112011.

It is not an unprimeable number, because it can be changed into a prime (1102111111111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6261994862 + ... + 6261995037.

It is an arithmetic number, because the mean of its divisors is an integer number (140894886375).

Almost surely, 2^{1102111111112} is an apocalyptic number.

It is an amenable number.

1102111111112 is an abundant number, since it is smaller than the sum of its proper divisors (1152207070888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1102111111112 is a wasteful number, since it uses less digits than its factorization.

1102111111112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12523989916 (or 12523989912 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 14.

Adding to 1102111111112 its reverse (2111111112011), we get a palindrome (3213222223123).

The spelling of 1102111111112 in words is "one trillion, one hundred two billion, one hundred eleven million, one hundred eleven thousand, one hundred twelve".