11331424321144 has 48 divisors (see below), whose sum is σ = 22571138089080. Its totient is φ = 5332101603840.

The previous prime is 11331424321013. The next prime is 11331424321159. The reversal of 11331424321144 is 44112342413311.

It is a super-2 number, since 2×11331424321144² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 38999734 + ... + 39289210.

Almost surely, 2^{11331424321144} is an apocalyptic number.

It is an amenable number.

11331424321144 is a deficient number, since it is larger than the sum of its proper divisors (11239713767936).

11331424321144 is a wasteful number, since it uses less digits than its factorization.

11331424321144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306448 (or 306427 counting only the distinct ones).

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

Adding to 11331424321144 its reverse (44112342413311), we get a palindrome (55443766734455).

The spelling of 11331424321144 in words is "eleven trillion, three hundred thirty-one billion, four hundred twenty-four million, three hundred twenty-one thousand, one hundred forty-four".