2216711124 has 168 divisors, whose sum is σ = 6235320168. Its totient is φ = 686776320.

The previous prime is 2216711117. The next prime is 2216711143. The reversal of 2216711124 is 4211176122.

It can be written as a sum of positive squares in 4 ways, for example, as 373726224 + 1842984900 = 19332^2 + 42930^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 4808254 + ... + 4808714.

It is an arithmetic number, because the mean of its divisors is an integer number (37115001).

Almost surely, 2^2216711124 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 2216711124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3117660084).

2216711124 is an abundant number, since it is smaller than the sum of its proper divisors (4018609044).

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

2216711124 is a wasteful number, since it uses less digits than its factorization.

2216711124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597 (or 580 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 2216711124 is about 47081.9617688133. The cubic root of 2216711124 is about 1303.8762263804.

Adding to 2216711124 its reverse (4211176122), we get a palindrome (6427887246).

The spelling of 2216711124 in words is "two billion, two hundred sixteen million, seven hundred eleven thousand, one hundred twenty-four".