12210404001 has 4 divisors (see below), whose sum is σ = 16280538672. Its totient is φ = 8140269332.

The previous prime is 12210403999. The next prime is 12210404023. The reversal of 12210404001 is 10040401221.

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 12210404001 - 2¹ = 12210403999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12210404051) 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, 2035067331 + ... + 2035067336.

It is an arithmetic number, because the mean of its divisors is an integer number (4070134668).

Almost surely, 2^12210404001 is an apocalyptic number.

It is an amenable number.

12210404001 is a deficient number, since it is larger than the sum of its proper divisors (4070134671).

12210404001 is an equidigital number, since it uses as much as digits as its factorization.

12210404001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070134670.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12210404001 its reverse (10040401221), we get a palindrome (22250805222).

The spelling of 12210404001 in words is "twelve billion, two hundred ten million, four hundred four thousand, one".