2213206566112 has 72 divisors (see below), whose sum is σ = 4629276860040. Its totient is φ = 1041364838400.

The previous prime is 2213206566083. The next prime is 2213206566119. The reversal of 2213206566112 is 2116656023122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213206566119) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98489214 + ... + 98511682.

It is an arithmetic number, because the mean of its divisors is an integer number (64295511945).

Almost surely, 2^{2213206566112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2213206566112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2314638430020).

2213206566112 is an abundant number, since it is smaller than the sum of its proper divisors (2416070293928).

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

2213206566112 is a wasteful number, since it uses less digits than its factorization.

2213206566112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33164 (or 33139 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 2213206566112 in words is "two trillion, two hundred thirteen billion, two hundred six million, five hundred sixty-six thousand, one hundred twelve".