11012202001212 has 12 divisors (see below), whose sum is σ = 25695138002856. Its totient is φ = 3670734000400.

The previous prime is 11012202001193. The next prime is 11012202001223. The reversal of 11012202001212 is 21210020221011.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 11012202001191 and 11012202001200.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 458841750039 + ... + 458841750062.

It is an arithmetic number, because the mean of its divisors is an integer number (2141261500238).

Almost surely, 2^{11012202001212} is an apocalyptic number.

11012202001212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11012202001212 is an abundant number, since it is smaller than the sum of its proper divisors (14682936001644).

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

11012202001212 is a wasteful number, since it uses less digits than its factorization.

11012202001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917683500108 (or 917683500106 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11012202001212 its reverse (21210020221011), we get a palindrome (32222222222223).

The spelling of 11012202001212 in words is "eleven trillion, twelve billion, two hundred two million, one thousand, two hundred twelve".