11221410424321 has 4 divisors (see below), whose sum is σ = 11221905240000. Its totient is φ = 11220915608644.

The previous prime is 11221410424271. The next prime is 11221410424351. The reversal of 11221410424321 is 12342401412211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11221410424321 - 2⁹ = 11221410423809 is a prime.

It is a super-2 number, since 2×11221410424321² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11221410424321.

It is not an unprimeable number, because it can be changed into a prime (11221410424351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247373821 + ... + 247419178.

It is an arithmetic number, because the mean of its divisors is an integer number (2805476310000).

Almost surely, 2^{11221410424321} is an apocalyptic number.

It is an amenable number.

11221410424321 is a deficient number, since it is larger than the sum of its proper divisors (494815679).

11221410424321 is an equidigital number, since it uses as much as digits as its factorization.

11221410424321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494815678.

The product of its (nonzero) digits is 3072, while the sum is 28.

Adding to 11221410424321 its reverse (12342401412211), we get a palindrome (23563811836532).

The spelling of 11221410424321 in words is "eleven trillion, two hundred twenty-one billion, four hundred ten million, four hundred twenty-four thousand, three hundred twenty-one".