1313331122203 has 2 divisors, whose sum is σ = 1313331122204. Its totient is φ = 1313331122202.

The previous prime is 1313331122177. The next prime is 1313331122219. The reversal of 1313331122203 is 3022211333131.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1313331122203 - 2¹⁷ = 1313330991131 is a prime.

It is not a weakly prime, because it can be changed into another prime (1313331122003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 656665561101 + 656665561102.

It is an arithmetic number, because the mean of its divisors is an integer number (656665561102).

Almost surely, 2^{1313331122203} is an apocalyptic number.

1313331122203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1313331122203 is an equidigital number, since it uses as much as digits as its factorization.

1313331122203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1313331122203 its reverse (3022211333131), we get a palindrome (4335542455334).

The spelling of 1313331122203 in words is "one trillion, three hundred thirteen billion, three hundred thirty-one million, one hundred twenty-two thousand, two hundred three".