11112012220112 has 20 divisors (see below), whose sum is σ = 21556536905316. Its totient is φ = 5549034954240.

The previous prime is 11112012220103. The next prime is 11112012220147. The reversal of 11112012220112 is 21102221021111.

It can be written as a sum of positive squares in 2 ways, for example, as 8565549476416 + 2546462743696 = 2926696^2 + 1595764^2 .

It is a super-3 number, since 3×11112012220112³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435684089 + ... + 435709592.

Almost surely, 2^{11112012220112} is an apocalyptic number.

It is an amenable number.

11112012220112 is a deficient number, since it is larger than the sum of its proper divisors (10444524685204).

11112012220112 is an equidigital number, since it uses as much as digits as its factorization.

11112012220112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871394486 (or 871394480 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11112012220112 its reverse (21102221021111), we get a palindrome (32214233241223).

The spelling of 11112012220112 in words is "eleven trillion, one hundred twelve billion, twelve million, two hundred twenty thousand, one hundred twelve".