1113102012112 has 20 divisors (see below), whose sum is σ = 2161782262080. Its totient is φ = 555222718688.

The previous prime is 1113102012103. The next prime is 1113102012131. The reversal of 1113102012112 is 2112102013111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83011048 + ... + 83024455.

It is an arithmetic number, because the mean of its divisors is an integer number (108089113104).

Almost surely, 2^{1113102012112} is an apocalyptic number.

It is an amenable number.

1113102012112 is a deficient number, since it is larger than the sum of its proper divisors (1048680249968).

1113102012112 is a wasteful number, since it uses less digits than its factorization.

1113102012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166035930 (or 166035924 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1113102012112 its reverse (2112102013111), we get a palindrome (3225204025223).

Subtracting 1113102012112 from its reverse (2112102013111), we obtain a palindrome (999000000999).

The spelling of 1113102012112 in words is "one trillion, one hundred thirteen billion, one hundred two million, twelve thousand, one hundred twelve".