1203113220289 has 2 divisors, whose sum is σ = 1203113220290. Its totient is φ = 1203113220288.

The previous prime is 1203113220269. The next prime is 1203113220313. The reversal of 1203113220289 is 9820223113021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1191121218225 + 11992002064 = 1091385^2 + 109508^2 .

It is a cyclic number.

It is not a de Polignac number, because 1203113220289 - 2¹³ = 1203113212097 is a prime.

It is not a weakly prime, because it can be changed into another prime (1203113220259) 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, 601556610144 + 601556610145.

It is an arithmetic number, because the mean of its divisors is an integer number (601556610145).

Almost surely, 2^{1203113220289} is an apocalyptic number.

It is an amenable number.

1203113220289 is a deficient number, since it is larger than the sum of its proper divisors (1).

1203113220289 is an equidigital number, since it uses as much as digits as its factorization.

1203113220289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 1203113220289 in words is "one trillion, two hundred three billion, one hundred thirteen million, two hundred twenty thousand, two hundred eighty-nine".