2211331113168 has 40 divisors (see below), whose sum is σ = 5712862249248. Its totient is φ = 737077226112.

The previous prime is 2211331113163. The next prime is 2211331113169. The reversal of 2211331113168 is 8613111331122.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211331113163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54646 + ... + 2103722.

Almost surely, 2^{2211331113168} is an apocalyptic number.

It is an amenable number.

2211331113168 is an abundant number, since it is smaller than the sum of its proper divisors (3501531136080).

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

2211331113168 is a wasteful number, since it uses less digits than its factorization.

2211331113168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071571 (or 2071565 counting only the distinct ones).

The product of its digits is 5184, while the sum is 33.

The spelling of 2211331113168 in words is "two trillion, two hundred eleven billion, three hundred thirty-one million, one hundred thirteen thousand, one hundred sixty-eight".