11113120002 has 64 divisors (see below), whose sum is σ = 23209804800. Its totient is φ = 3543475200.

The previous prime is 11113120001. The next prime is 11113120009. The reversal of 11113120002 is 20002131111.

It is a self number, because there is not a number n which added to its sum of digits gives 11113120002.

It is not an unprimeable number, because it can be changed into a prime (11113120001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6456502 + ... + 6458222.

It is an arithmetic number, because the mean of its divisors is an integer number (362653200).

Almost surely, 2^11113120002 is an apocalyptic number.

11113120002 is an abundant number, since it is smaller than the sum of its proper divisors (12096684798).

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

11113120002 is a wasteful number, since it uses less digits than its factorization.

11113120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2139.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 11113120002 its reverse (20002131111), we get a palindrome (31115251113).

The spelling of 11113120002 in words is "eleven billion, one hundred thirteen million, one hundred twenty thousand, two".