21323341301 has 4 divisors (see below), whose sum is σ = 21408295104. Its totient is φ = 21238387500.

The previous prime is 21323341297. The next prime is 21323341307. The reversal of 21323341301 is 10314332312.

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 21323341301 - 2² = 21323341297 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21323341307) 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 3 ways as a sum of consecutive naturals, for example, 42476525 + ... + 42477026.

It is an arithmetic number, because the mean of its divisors is an integer number (5352073776).

Almost surely, 2^21323341301 is an apocalyptic number.

It is an amenable number.

21323341301 is a deficient number, since it is larger than the sum of its proper divisors (84953803).

21323341301 is an equidigital number, since it uses as much as digits as its factorization.

21323341301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84953802.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 21323341301 its reverse (10314332312), we get a palindrome (31637673613).

It can be divided in two parts, 2132 and 3341301, that added together give a palindrome (3343433).

The spelling of 21323341301 in words is "twenty-one billion, three hundred twenty-three million, three hundred forty-one thousand, three hundred one".