21310122011219 has 8 divisors (see below), whose sum is σ = 21659786488512. Its totient is φ = 20960467799040.

The previous prime is 21310122011089. The next prime is 21310122011237. The reversal of 21310122011219 is 91211022101312.

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 21310122011219 - 2²⁰ = 21310120962643 is a prime.

It is a super-2 number, since 2×21310122011219² (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 (21310122011719) 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, 1676822 + ... + 6740324.

It is an arithmetic number, because the mean of its divisors is an integer number (2707473311064).

Almost surely, 2^{21310122011219} is an apocalyptic number.

21310122011219 is a deficient number, since it is larger than the sum of its proper divisors (349664477293).

21310122011219 is an equidigital number, since it uses as much as digits as its factorization.

21310122011219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5132557.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 21310122011219 in words is "twenty-one trillion, three hundred ten billion, one hundred twenty-two million, eleven thousand, two hundred nineteen".