1320210221203 has 2 divisors, whose sum is σ = 1320210221204. Its totient is φ = 1320210221202.

The previous prime is 1320210221153. The next prime is 1320210221227. The reversal of 1320210221203 is 3021220120231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1320210221203 - 2¹³ = 1320210213011 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320210221233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660105110601 + 660105110602.

It is an arithmetic number, because the mean of its divisors is an integer number (660105110602).

Almost surely, 2^{1320210221203} is an apocalyptic number.

1320210221203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320210221203 is an equidigital number, since it uses as much as digits as its factorization.

1320210221203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1320210221203 its reverse (3021220120231), we get a palindrome (4341430341434).

The spelling of 1320210221203 in words is "one trillion, three hundred twenty billion, two hundred ten million, two hundred twenty-one thousand, two hundred three".