11111213104002 has 24 divisors (see below), whose sum is σ = 26262867337200. Its totient is φ = 3367034273880.

The previous prime is 11111213103919. The next prime is 11111213104007. The reversal of 11111213104002 is 20040131211111.

11111213104002 is a `hidden beast` number, since 1 + 111 + 121 + 31 + 0 + 400 + 2 = 666.

11111213104002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11111213104007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28058618752 + ... + 28058619147.

It is an arithmetic number, because the mean of its divisors is an integer number (1094286139050).

Almost surely, 2^{11111213104002} is an apocalyptic number.

11111213104002 is an abundant number, since it is smaller than the sum of its proper divisors (15151654233198).

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

11111213104002 is a wasteful number, since it uses less digits than its factorization.

11111213104002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56117237918 (or 56117237915 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 11111213104002 its reverse (20040131211111), we get a palindrome (31151344315113).

The spelling of 11111213104002 in words is "eleven trillion, one hundred eleven billion, two hundred thirteen million, one hundred four thousand, two".