11112110122002 has 48 divisors (see below), whose sum is σ = 23577010849440. Its totient is φ = 3490905475584.

The previous prime is 11112110121991. The next prime is 11112110122007. The reversal of 11112110122002 is 20022101121111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11112110122007) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12872752 + ... + 13708827.

It is an arithmetic number, because the mean of its divisors is an integer number (491187726030).

Almost surely, 2^{11112110122002} is an apocalyptic number.

11112110122002 is an abundant number, since it is smaller than the sum of its proper divisors (12464900727438).

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

11112110122002 is a wasteful number, since it uses less digits than its factorization.

11112110122002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26581815 (or 26581796 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11112110122002 its reverse (20022101121111), we get a palindrome (31134211243113).

The spelling of 11112110122002 in words is "eleven trillion, one hundred twelve billion, one hundred ten million, one hundred twenty-two thousand, two".