11323140022144 has 64 divisors (see below), whose sum is σ = 22661423395200. Its totient is φ = 5635597926400.

The previous prime is 11323140022123. The next prime is 11323140022147. The reversal of 11323140022144 is 44122004132311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×11323140022144² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323140022147) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 47217744 + ... + 47456944.

It is an arithmetic number, because the mean of its divisors is an integer number (354084740550).

Almost surely, 2^{11323140022144} is an apocalyptic number.

It is an amenable number.

11323140022144 is an abundant number, since it is smaller than the sum of its proper divisors (11338283373056).

11323140022144 is a wasteful number, since it uses less digits than its factorization.

11323140022144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240911 (or 240899 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 11323140022144 its reverse (44122004132311), we get a palindrome (55445144154455).

The spelling of 11323140022144 in words is "eleven trillion, three hundred twenty-three billion, one hundred forty million, twenty-two thousand, one hundred forty-four".