11212100120212 has 48 divisors (see below), whose sum is σ = 19698532543872. Its totient is φ = 5584000705920.

The previous prime is 11212100120197. The next prime is 11212100120239. The reversal of 11212100120212 is 21202100121211.

It is a super-2 number, since 2×11212100120212² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4235775073 + ... + 4235777719.

It is an arithmetic number, because the mean of its divisors is an integer number (410386094664).

Almost surely, 2^{11212100120212} is an apocalyptic number.

It is an amenable number.

11212100120212 is a deficient number, since it is larger than the sum of its proper divisors (8486432423660).

11212100120212 is a wasteful number, since it uses less digits than its factorization.

11212100120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6208 (or 6206 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11212100120212 its reverse (21202100121211), we get a palindrome (32414200241423).

Subtracting 11212100120212 from its reverse (21202100121211), we obtain a palindrome (9990000000999).

The spelling of 11212100120212 in words is "eleven trillion, two hundred twelve billion, one hundred million, one hundred twenty thousand, two hundred twelve".