13200221212001 has 2 divisors, whose sum is σ = 13200221212002. Its totient is φ = 13200221212000.

The previous prime is 13200221211959. The next prime is 13200221212021. The reversal of 13200221212001 is 10021212200231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10698917646400 + 2501303565601 = 3270920^2 + 1581551^2 .

It is a cyclic number.

It is not a de Polignac number, because 13200221212001 - 2⁶ = 13200221211937 is a prime.

It is a super-2 number, since 2×13200221212001² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (13200221212021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6600110606000 + 6600110606001.

It is an arithmetic number, because the mean of its divisors is an integer number (6600110606001).

Almost surely, 2^{13200221212001} is an apocalyptic number.

It is an amenable number.

13200221212001 is a deficient number, since it is larger than the sum of its proper divisors (1).

13200221212001 is an equidigital number, since it uses as much as digits as its factorization.

13200221212001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 13200221212001 its reverse (10021212200231), we get a palindrome (23221433412232).

The spelling of 13200221212001 in words is "thirteen trillion, two hundred billion, two hundred twenty-one million, two hundred twelve thousand, one".