1203221300213 has 2 divisors, whose sum is σ = 1203221300214. Its totient is φ = 1203221300212.

The previous prime is 1203221300209. The next prime is 1203221300273. The reversal of 1203221300213 is 3120031223021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1192861521124 + 10359779089 = 1092182^2 + 101783^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203221300213 - 2² = 1203221300209 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1203221300273) 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, 601610650106 + 601610650107.

It is an arithmetic number, because the mean of its divisors is an integer number (601610650107).

Almost surely, 2^{1203221300213} is an apocalyptic number.

It is an amenable number.

1203221300213 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203221300213 is an equidigital number, since it uses as much as digits as its factorization.

1203221300213 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 1203221300213 its reverse (3120031223021), we get a palindrome (4323252523234).

The spelling of 1203221300213 in words is "one trillion, two hundred three billion, two hundred twenty-one million, three hundred thousand, two hundred thirteen".