11212441553321 has 8 divisors (see below), whose sum is σ = 11316075249600. Its totient is φ = 11108821807440.

The previous prime is 11212441553317. The next prime is 11212441553351. The reversal of 11212441553321 is 12335514421211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11212441553321 - 2² = 11212441553317 is a prime.

It is a super-2 number, since 2×11212441553321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11212441553311) 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 7 ways as a sum of consecutive naturals, for example, 1869245 + ... + 5091066.

It is an arithmetic number, because the mean of its divisors is an integer number (1414509406200).

Almost surely, 2^{11212441553321} is an apocalyptic number.

It is an amenable number.

11212441553321 is a deficient number, since it is larger than the sum of its proper divisors (103633696279).

11212441553321 is a wasteful number, since it uses less digits than its factorization.

11212441553321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6975199.

The product of its digits is 28800, while the sum is 35.

Adding to 11212441553321 its reverse (12335514421211), we get a palindrome (23547955974532).

The spelling of 11212441553321 in words is "eleven trillion, two hundred twelve billion, four hundred forty-one million, five hundred fifty-three thousand, three hundred twenty-one".