21323311300319 has 8 divisors (see below), whose sum is σ = 24369753533568. Its totient is φ = 18276932793240.

The previous prime is 21323311300111. The next prime is 21323311300351. The reversal of 21323311300319 is 91300311332312.

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 21323311300319 - 2²⁰ = 21323310251743 is a prime.

It is a super-2 number, since 2×21323311300319² (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 (21323311390319) 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, 15212357 + ... + 16554830.

It is an arithmetic number, because the mean of its divisors is an integer number (3046219191696).

Almost surely, 2^{21323311300319} is an apocalyptic number.

21323311300319 is a deficient number, since it is larger than the sum of its proper divisors (3046442233249).

21323311300319 is an equidigital number, since it uses as much as digits as its factorization.

21323311300319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31863085.

The product of its (nonzero) digits is 8748, while the sum is 32.

The spelling of 21323311300319 in words is "twenty-one trillion, three hundred twenty-three billion, three hundred eleven million, three hundred thousand, three hundred nineteen".