11144255511321 has 16 divisors (see below), whose sum is σ = 16514083865920. Its totient is φ = 7427669608800.

The previous prime is 11144255511289. The next prime is 11144255511349. The reversal of 11144255511321 is 12311555244111.

It is a happy number.

11144255511321 is a `hidden beast` number, since 1 + 11 + 44 + 25 + 551 + 1 + 32 + 1 = 666.

It is not a de Polignac number, because 11144255511321 - 2⁵ = 11144255511289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11144255511371) by changing a digit.

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, 50834860 + ... + 51053613.

It is an arithmetic number, because the mean of its divisors is an integer number (1032130241620).

Almost surely, 2^{11144255511321} is an apocalyptic number.

It is an amenable number.

11144255511321 is a deficient number, since it is larger than the sum of its proper divisors (5369828354599).

11144255511321 is a wasteful number, since it uses less digits than its factorization.

11144255511321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101892533 (or 101892527 counting only the distinct ones).

The product of its digits is 24000, while the sum is 36.

The spelling of 11144255511321 in words is "eleven trillion, one hundred forty-four billion, two hundred fifty-five million, five hundred eleven thousand, three hundred twenty-one".