12021203423301 has 4 divisors (see below), whose sum is σ = 16028271231072. Its totient is φ = 8014135615532.

The previous prime is 12021203423279. The next prime is 12021203423357. The reversal of 12021203423301 is 10332430212021.

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 12021203423301 - 2²¹ = 12021201326149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021203423401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2003533903881 + ... + 2003533903886.

It is an arithmetic number, because the mean of its divisors is an integer number (4007067807768).

Almost surely, 2^{12021203423301} is an apocalyptic number.

It is an amenable number.

12021203423301 is a deficient number, since it is larger than the sum of its proper divisors (4007067807771).

12021203423301 is an equidigital number, since it uses as much as digits as its factorization.

12021203423301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007067807770.

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

Adding to 12021203423301 its reverse (10332430212021), we get a palindrome (22353633635322).

The spelling of 12021203423301 in words is "twelve trillion, twenty-one billion, two hundred three million, four hundred twenty-three thousand, three hundred one".