12322212001 has 4 divisors (see below), whose sum is σ = 13442413104. Its totient is φ = 11202010900.

The previous prime is 12322211963. The next prime is 12322212013. The reversal of 12322212001 is 10021222321.

It is a happy number.

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 12322212001 - 2¹¹ = 12322209953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12322212061) 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, 560100535 + ... + 560100556.

It is an arithmetic number, because the mean of its divisors is an integer number (3360603276).

Almost surely, 2^12322212001 is an apocalyptic number.

12322212001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12322212001 is a deficient number, since it is larger than the sum of its proper divisors (1120201103).

12322212001 is a wasteful number, since it uses less digits than its factorization.

12322212001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120201102.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12322212001 its reverse (10021222321), we get a palindrome (22343434322).

The spelling of 12322212001 in words is "twelve billion, three hundred twenty-two million, two hundred twelve thousand, one".