12403221011301 has 4 divisors (see below), whose sum is σ = 16537628015072. Its totient is φ = 8268814007532.

The previous prime is 12403221011239. The next prime is 12403221011327. The reversal of 12403221011301 is 10311012230421.

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 not a de Polignac number, because 12403221011301 - 2²² = 12403216816997 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 (12403221051301) 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, 2067203501881 + ... + 2067203501886.

It is an arithmetic number, because the mean of its divisors is an integer number (4134407003768).

Almost surely, 2^{12403221011301} is an apocalyptic number.

It is an amenable number.

12403221011301 is a deficient number, since it is larger than the sum of its proper divisors (4134407003771).

12403221011301 is an equidigital number, since it uses as much as digits as its factorization.

12403221011301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4134407003770.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 12403221011301 its reverse (10311012230421), we get a palindrome (22714233241722).

The spelling of 12403221011301 in words is "twelve trillion, four hundred three billion, two hundred twenty-one million, eleven thousand, three hundred one".