1213232003201 has 2 divisors, whose sum is σ = 1213232003202. Its totient is φ = 1213232003200.

The previous prime is 1213232003197. The next prime is 1213232003299. The reversal of 1213232003201 is 1023002323121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 773609961601 + 439622041600 = 879551^2 + 663040^2 .

It is a cyclic number.

It is not a de Polignac number, because 1213232003201 - 2² = 1213232003197 is a prime.

It is a super-2 number, since 2×1213232003201² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1213232006201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606616001600 + 606616001601.

It is an arithmetic number, because the mean of its divisors is an integer number (606616001601).

Almost surely, 2^{1213232003201} is an apocalyptic number.

It is an amenable number.

1213232003201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213232003201 is an equidigital number, since it uses as much as digits as its factorization.

1213232003201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1213232003201 its reverse (1023002323121), we get a palindrome (2236234326322).

The spelling of 1213232003201 in words is "one trillion, two hundred thirteen billion, two hundred thirty-two million, three thousand, two hundred one".