1113021002112 has 32 divisors (see below), whose sum is σ = 2956462037880. Its totient is φ = 371007000576.

The previous prime is 1113021002111. The next prime is 1113021002123. The reversal of 1113021002112 is 2112001203111.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×1113021002112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1113021002091 and 1113021002100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113021002111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1449245713 + ... + 1449246480.

Almost surely, 2^{1113021002112} is an apocalyptic number.

1113021002112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1113021002112 is an abundant number, since it is smaller than the sum of its proper divisors (1843441035768).

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

1113021002112 is an equidigital number, since it uses as much as digits as its factorization.

1113021002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2898492210 (or 2898492198 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1113021002112 its reverse (2112001203111), we get a palindrome (3225022205223).

The spelling of 1113021002112 in words is "one trillion, one hundred thirteen billion, twenty-one million, two thousand, one hundred twelve".