11112002021112 has 64 divisors (see below), whose sum is σ = 27869307703200. Its totient is φ = 3692095057920.

The previous prime is 11112002021051. The next prime is 11112002021149. The reversal of 11112002021112 is 21112020021111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11112002021091 and 11112002021100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 171002964 + ... + 171067932.

Almost surely, 2^{11112002021112} is an apocalyptic number.

11112002021112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11112002021112 is an abundant number, since it is smaller than the sum of its proper divisors (16757305682088).

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

11112002021112 is a wasteful number, since it uses less digits than its factorization.

11112002021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87776 (or 87772 counting only the distinct ones).

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

Adding to 11112002021112 its reverse (21112020021111), we get a palindrome (32224022042223).

The spelling of 11112002021112 in words is "eleven trillion, one hundred twelve billion, two million, twenty-one thousand, one hundred twelve".