11011012100212 has 24 divisors (see below), whose sum is σ = 19680985900800. Its totient is φ = 5387893869600.

The previous prime is 11011012100203. The next prime is 11011012100219. The reversal of 11011012100212 is 21200121011011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11011012100192 and 11011012100201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011012100219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426039 + ... + 4712062.

It is an arithmetic number, because the mean of its divisors is an integer number (820041079200).

Almost surely, 2^{11011012100212} is an apocalyptic number.

It is an amenable number.

11011012100212 is a deficient number, since it is larger than the sum of its proper divisors (8669973800588).

11011012100212 is a wasteful number, since it uses less digits than its factorization.

11011012100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5149551 (or 5149549 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11011012100212 its reverse (21200121011011), we get a palindrome (32211133111223).

The spelling of 11011012100212 in words is "eleven trillion, eleven billion, twelve million, one hundred thousand, two hundred twelve".