1101111112112 has 40 divisors (see below), whose sum is σ = 2329990527312. Its totient is φ = 499936870400.

The previous prime is 1101111112091. The next prime is 1101111112169. The reversal of 1101111112112 is 2112111111011.

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, 3395633 + ... + 3705744.

Almost surely, 2^{1101111112112} is an apocalyptic number.

It is an amenable number.

1101111112112 is an abundant number, since it is smaller than the sum of its proper divisors (1228879415200).

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

1101111112112 is a wasteful number, since it uses less digits than its factorization.

1101111112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7102277 (or 7102271 counting only the distinct ones).

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

Adding to 1101111112112 its reverse (2112111111011), we get a palindrome (3213222223123).

The spelling of 1101111112112 in words is "one trillion, one hundred one billion, one hundred eleven million, one hundred twelve thousand, one hundred twelve".