13302303142621 has 2 divisors, whose sum is σ = 13302303142622. Its totient is φ = 13302303142620.

The previous prime is 13302303142559. The next prime is 13302303142673. The reversal of 13302303142621 is 12624130320331.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12723274980900 + 579028161721 = 3566970^2 + 760939^2 .

It is a cyclic number.

It is not a de Polignac number, because 13302303142621 - 2¹⁵ = 13302303109853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13302303146621) 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, 6651151571310 + 6651151571311.

It is an arithmetic number, because the mean of its divisors is an integer number (6651151571311).

Almost surely, 2^{13302303142621} is an apocalyptic number.

It is an amenable number.

13302303142621 is a deficient number, since it is larger than the sum of its proper divisors (1).

13302303142621 is an equidigital number, since it uses as much as digits as its factorization.

13302303142621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 31.

Adding to 13302303142621 its reverse (12624130320331), we get a palindrome (25926433462952).

The spelling of 13302303142621 in words is "thirteen trillion, three hundred two billion, three hundred three million, one hundred forty-two thousand, six hundred twenty-one".