11101212000105 has 32 divisors (see below), whose sum is σ = 19013672678400. Its totient is φ = 5513965060032.

The previous prime is 11101212000091. The next prime is 11101212000211. The reversal of 11101212000105 is 50100021210111.

It is not a de Polignac number, because 11101212000105 - 2¹² = 11101211996009 is a prime.

It is a super-2 number, since 2×11101212000105² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 330081669 + ... + 330115298.

It is an arithmetic number, because the mean of its divisors is an integer number (594177271200).

Almost surely, 2^{11101212000105} is an apocalyptic number.

11101212000105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11101212000105 is a deficient number, since it is larger than the sum of its proper divisors (7912460678295).

11101212000105 is a wasteful number, since it uses less digits than its factorization.

11101212000105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660197053.

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 11101212000105 its reverse (50100021210111), we get a palindrome (61201233210216).

The spelling of 11101212000105 in words is "eleven trillion, one hundred one billion, two hundred twelve million, one hundred five", and thus it is an aban number.