11010212212212 has 36 divisors (see below), whose sum is σ = 27840021394276. Its totient is φ = 3668929862400.

The previous prime is 11010212212157. The next prime is 11010212212229. The reversal of 11010212212212 is 21221221201011.

It can be written as a sum of positive squares in 2 ways, for example, as 9356220734436 + 1653991477776 = 3058794^2 + 1286076^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47419039 + ... + 47650662.

Almost surely, 2^{11010212212212} is an apocalyptic number.

11010212212212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11010212212212 is an abundant number, since it is smaller than the sum of its proper divisors (16829809182064).

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

11010212212212 is a wasteful number, since it uses less digits than its factorization.

11010212212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95072928 (or 95072923 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11010212212212 its reverse (21221221201011), we get a palindrome (32231433413223).

The spelling of 11010212212212 in words is "eleven trillion, ten billion, two hundred twelve million, two hundred twelve thousand, two hundred twelve".