1101111113112 has 32 divisors (see below), whose sum is σ = 2847701156400. Its totient is φ = 354380587904.

The previous prime is 1101111113077. The next prime is 1101111113119. The reversal of 1101111113112 is 2113111111011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1101111113091 and 1101111113100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101111113119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791027403 + ... + 791028794.

Almost surely, 2^{1101111113112} is an apocalyptic number.

1101111113112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1101111113112 is an abundant number, since it is smaller than the sum of its proper divisors (1746590043288).

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

1101111113112 is a wasteful number, since it uses less digits than its factorization.

1101111113112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1582056235 (or 1582056231 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 15.

Adding to 1101111113112 its reverse (2113111111011), we get a palindrome (3214222224123).

The spelling of 1101111113112 in words is "one trillion, one hundred one billion, one hundred eleven million, one hundred thirteen thousand, one hundred twelve".