11222224222064 has 80 divisors (see below), whose sum is σ = 23598838015200. Its totient is φ = 5148906577920.

The previous prime is 11222224222043. The next prime is 11222224222091. The reversal of 11222224222064 is 46022242222211.

It is a self number, because there is not a number n which added to its sum of digits gives 11222224222064.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16949627 + ... + 17599269.

It is an arithmetic number, because the mean of its divisors is an integer number (294985475190).

Almost surely, 2^{11222224222064} 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 11222224222064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11799419007600).

11222224222064 is an abundant number, since it is smaller than the sum of its proper divisors (12376613793136).

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

11222224222064 is a wasteful number, since it uses less digits than its factorization.

11222224222064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651258 (or 651252 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 32.

Adding to 11222224222064 its reverse (46022242222211), we get a palindrome (57244466444275).

The spelling of 11222224222064 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-four million, two hundred twenty-two thousand, sixty-four".