11212210220000 has 120 divisors (see below), whose sum is σ = 27588713716872. Its totient is φ = 4484072000000.

The previous prime is 11212210219963. The next prime is 11212210220039. The reversal of 11212210220000 is 2201221211.

11212210220000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 117172175 + ... + 117267825.

Almost surely, 2^{11212210220000} is an apocalyptic number.

11212210220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11212210220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13794356858436).

11212210220000 is an abundant number, since it is smaller than the sum of its proper divisors (16376503496872).

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

11212210220000 is an frugal number, since it uses more digits than its factorization.

11212210220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101542 (or 101519 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11212210220000 its reverse (2201221211), we get a palindrome (11214411441211).

The spelling of 11212210220000 in words is "eleven trillion, two hundred twelve billion, two hundred ten million, two hundred twenty thousand".