1331266630103 has 2 divisors, whose sum is σ = 1331266630104. Its totient is φ = 1331266630102.

The previous prime is 1331266630097. The next prime is 1331266630181. The reversal of 1331266630103 is 3010366621331.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1331266630103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1331266632103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665633315051 + 665633315052.

It is an arithmetic number, because the mean of its divisors is an integer number (665633315052).

Almost surely, 2^{1331266630103} is an apocalyptic number.

1331266630103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1331266630103 is an equidigital number, since it uses as much as digits as its factorization.

1331266630103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 35.

The spelling of 1331266630103 in words is "one trillion, three hundred thirty-one billion, two hundred sixty-six million, six hundred thirty thousand, one hundred three".