12233212001 has 2 divisors, whose sum is σ = 12233212002. Its totient is φ = 12233212000.

The previous prime is 12233211979. The next prime is 12233212007. The reversal of 12233212001 is 10021233221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11924858401 + 308353600 = 109201^2 + 17560^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12233212001 is a prime.

It is a super-2 number, since 2×12233212001² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12233212007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116606000 + 6116606001.

It is an arithmetic number, because the mean of its divisors is an integer number (6116606001).

Almost surely, 2^12233212001 is an apocalyptic number.

It is an amenable number.

12233212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

12233212001 is an equidigital number, since it uses as much as digits as its factorization.

12233212001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12233212001 its reverse (10021233221), we get a palindrome (22254445222).

The spelling of 12233212001 in words is "twelve billion, two hundred thirty-three million, two hundred twelve thousand, one".