11112011021012 has 48 divisors (see below), whose sum is σ = 21946409956800. Its totient is φ = 4876509308160.

The previous prime is 11112011021003. The next prime is 11112011021017. The reversal of 11112011021012 is 21012011021111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112011021017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27692888 + ... + 28091280.

It is an arithmetic number, because the mean of its divisors is an integer number (457216874100).

Almost surely, 2^{11112011021012} is an apocalyptic number.

It is an amenable number.

11112011021012 is a deficient number, since it is larger than the sum of its proper divisors (10834398935788).

11112011021012 is a wasteful number, since it uses less digits than its factorization.

11112011021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420296 (or 420294 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11112011021012 its reverse (21012011021111), we get a palindrome (32124022042123).

Subtracting 11112011021012 from its reverse (21012011021111), we obtain a palindrome (9900000000099).

The spelling of 11112011021012 in words is "eleven trillion, one hundred twelve billion, eleven million, twenty-one thousand, twelve".