1303222122313 has 2 divisors, whose sum is σ = 1303222122314. Its totient is φ = 1303222122312.

The previous prime is 1303222122283. The next prime is 1303222122359. The reversal of 1303222122313 is 3132212223031.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 718719059529 + 584503062784 = 847773^2 + 764528^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303222122313 is a prime.

It is not a weakly prime, because it can be changed into another prime (1303222122373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651611061156 + 651611061157.

It is an arithmetic number, because the mean of its divisors is an integer number (651611061157).

Almost surely, 2^{1303222122313} is an apocalyptic number.

It is an amenable number.

1303222122313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303222122313 is an equidigital number, since it uses as much as digits as its factorization.

1303222122313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1303222122313 its reverse (3132212223031), we get a palindrome (4435434345344).

The spelling of 1303222122313 in words is "one trillion, three hundred three billion, two hundred twenty-two million, one hundred twenty-two thousand, three hundred thirteen".