12211133001 has 4 divisors (see below), whose sum is σ = 16281510672. Its totient is φ = 8140755332.

The previous prime is 12211132981. The next prime is 12211133029. The reversal of 12211133001 is 10033111221.

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 12211133001 - 2⁹ = 12211132489 is a prime.

It is a super-2 number, since 2×12211133001² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12211133041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2035188831 + ... + 2035188836.

It is an arithmetic number, because the mean of its divisors is an integer number (4070377668).

Almost surely, 2^12211133001 is an apocalyptic number.

It is an amenable number.

12211133001 is a deficient number, since it is larger than the sum of its proper divisors (4070377671).

12211133001 is an equidigital number, since it uses as much as digits as its factorization.

12211133001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070377670.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 12211133001 its reverse (10033111221), we get a palindrome (22244244222).

The spelling of 12211133001 in words is "twelve billion, two hundred eleven million, one hundred thirty-three thousand, one".