11321911214567 has 8 divisors (see below), whose sum is σ = 11815479232224. Its totient is φ = 10828452447648.

The previous prime is 11321911214473. The next prime is 11321911214597. The reversal of 11321911214567 is 76541211912311.

It is a happy number.

11321911214567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11321911214567 - 2¹⁴ = 11321911198183 is a prime.

It is a super-2 number, since 2×11321911214567² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321911214597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27100868 + ... + 27515465.

It is an arithmetic number, because the mean of its divisors is an integer number (1476934904028).

Almost surely, 2^{11321911214567} is an apocalyptic number.

11321911214567 is a deficient number, since it is larger than the sum of its proper divisors (493568017657).

11321911214567 is an equidigital number, since it uses as much as digits as its factorization.

11321911214567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54625369.

The product of its digits is 90720, while the sum is 44.

The spelling of 11321911214567 in words is "eleven trillion, three hundred twenty-one billion, nine hundred eleven million, two hundred fourteen thousand, five hundred sixty-seven".