11243122232164 has 6 divisors (see below), whose sum is σ = 19675463906294. Its totient is φ = 5621561116080.

The previous prime is 11243122232149. The next prime is 11243122232171. The reversal of 11243122232164 is 46123222134211.

It can be written as a sum of positive squares in only one way, i.e., 9780130382400 + 1462991849764 = 3127320^2 + 1209542^2 .

It is a super-2 number, since 2×11243122232164² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1405390279017 + ... + 1405390279024.

Almost surely, 2^{11243122232164} is an apocalyptic number.

It is an amenable number.

11243122232164 is a deficient number, since it is larger than the sum of its proper divisors (8432341674130).

11243122232164 is a wasteful number, since it uses less digits than its factorization.

11243122232164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810780558045 (or 2810780558043 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

Adding to 11243122232164 its reverse (46123222134211), we get a palindrome (57366344366375).

The spelling of 11243122232164 in words is "eleven trillion, two hundred forty-three billion, one hundred twenty-two million, two hundred thirty-two thousand, one hundred sixty-four".