12206001 has 4 divisors (see below), whose sum is σ = 16274672. Its totient is φ = 8137332.

The previous prime is 12205981. The next prime is 12206021. The reversal of 12206001 is 10060221.

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 an interprime number because it is at equal distance from previous prime (12205981) and next prime (12206021).

It is not a de Polignac number, because 12206001 - 2²² = 8011697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12206021) 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, 2034331 + ... + 2034336.

It is an arithmetic number, because the mean of its divisors is an integer number (4068668).

Almost surely, 2^12206001 is an apocalyptic number.

It is an amenable number.

12206001 is a deficient number, since it is larger than the sum of its proper divisors (4068671).

12206001 is an equidigital number, since it uses as much as digits as its factorization.

12206001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4068670.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 12206001 is about 3493.7087743543. The cubic root of 12206001 is about 230.2454908748.

Adding to 12206001 its reverse (10060221), we get a palindrome (22266222).

The spelling of 12206001 in words is "twelve million, two hundred six thousand, one".