7111118222224 has 15 divisors (see below), whose sum is σ = 13777812222267. Its totient is φ = 3555553777776.

The previous prime is 7111118222207. The next prime is 7111118222227. The reversal of 7111118222224 is 4222228111117.

The square root of 7111118222224 is 2666668.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7111118222224.

It is not an unprimeable number, because it can be changed into a prime (7111118222227) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10333339 + ... + 11000005.

Almost surely, 2^{7111118222224} is an apocalyptic number.

7111118222224 is the 2666668-th square number.

It is an amenable number.

7111118222224 is a deficient number, since it is larger than the sum of its proper divisors (6666694000043).

7111118222224 is an frugal number, since it uses more digits than its factorization.

7111118222224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1333342 (or 666669 counting only the distinct ones).

The product of its digits is 7168, while the sum is 34.

The spelling of 7111118222224 in words is "seven trillion, one hundred eleven billion, one hundred eighteen million, two hundred twenty-two thousand, two hundred twenty-four".