1303102331081 has 2 divisors, whose sum is σ = 1303102331082. Its totient is φ = 1303102331080.

The previous prime is 1303102331029. The next prime is 1303102331131. The reversal of 1303102331081 is 1801332013031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 730484739856 + 572617591225 = 854684^2 + 756715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303102331081 is a prime.

It is a super-2 number, since 2×1303102331081² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1303102331081.

It is not a weakly prime, because it can be changed into another prime (1303102351081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651551165540 + 651551165541.

It is an arithmetic number, because the mean of its divisors is an integer number (651551165541).

Almost surely, 2^{1303102331081} is an apocalyptic number.

It is an amenable number.

1303102331081 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303102331081 is an equidigital number, since it uses as much as digits as its factorization.

1303102331081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 1303102331081 in words is "one trillion, three hundred three billion, one hundred two million, three hundred thirty-one thousand, eighty-one".