1303212012127 has 2 divisors, whose sum is σ = 1303212012128. Its totient is φ = 1303212012126.

The previous prime is 1303212012077. The next prime is 1303212012229. The reversal of 1303212012127 is 7212102123031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1303212012127 - 2³¹ = 1301064528479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303212012827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651606006063 + 651606006064.

It is an arithmetic number, because the mean of its divisors is an integer number (651606006064).

Almost surely, 2^{1303212012127} is an apocalyptic number.

1303212012127 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303212012127 is an equidigital number, since it uses as much as digits as its factorization.

1303212012127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 1303212012127 its reverse (7212102123031), we get a palindrome (8515314135158).

The spelling of 1303212012127 in words is "one trillion, three hundred three billion, two hundred twelve million, twelve thousand, one hundred twenty-seven".