21342021320301 has 16 divisors (see below), whose sum is σ = 31046772479808. Its totient is φ = 12932961552000.

The previous prime is 21342021320287. The next prime is 21342021320311. The reversal of 21342021320301 is 10302312024312.

It is not a de Polignac number, because 21342021320301 - 2⁷ = 21342021320173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21342021320311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39649216 + ... + 40183881.

It is an arithmetic number, because the mean of its divisors is an integer number (1940423279988).

Almost surely, 2^{21342021320301} is an apocalyptic number.

It is an amenable number.

21342021320301 is a deficient number, since it is larger than the sum of its proper divisors (9704751159507).

21342021320301 is a wasteful number, since it uses less digits than its factorization.

21342021320301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79841212.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 21342021320301 its reverse (10302312024312), we get a palindrome (31644333344613).

The spelling of 21342021320301 in words is "twenty-one trillion, three hundred forty-two billion, twenty-one million, three hundred twenty thousand, three hundred one".