21323223023219 has 8 divisors (see below), whose sum is σ = 22995409026240. Its totient is φ = 19655599602816.

The previous prime is 21323223023189. The next prime is 21323223023279. The reversal of 21323223023219 is 91232032232312.

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 21323223023219 - 2⁴⁰ = 20223711395443 is a prime.

It is a super-3 number, since 3×21323223023219³ (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21323223023279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1140635942 + ... + 1140654635.

It is an arithmetic number, because the mean of its divisors is an integer number (2874426128280).

Almost surely, 2^{21323223023219} is an apocalyptic number.

21323223023219 is a deficient number, since it is larger than the sum of its proper divisors (1672186003021).

21323223023219 is a wasteful number, since it uses less digits than its factorization.

21323223023219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2281291309.

The product of its (nonzero) digits is 46656, while the sum is 35.

The spelling of 21323223023219 in words is "twenty-one trillion, three hundred twenty-three billion, two hundred twenty-three million, twenty-three thousand, two hundred nineteen".