13102020443 has 2 divisors, whose sum is σ = 13102020444. Its totient is φ = 13102020442.

The previous prime is 13102020433. The next prime is 13102020487. The reversal of 13102020443 is 34402020131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13102020443 - 2⁸ = 13102020187 is a prime.

It is not a weakly prime, because it can be changed into another prime (13102020433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6551010221 + 6551010222.

It is an arithmetic number, because the mean of its divisors is an integer number (6551010222).

Almost surely, 2^13102020443 is an apocalyptic number.

13102020443 is a deficient number, since it is larger than the sum of its proper divisors (1).

13102020443 is an equidigital number, since it uses as much as digits as its factorization.

13102020443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 13102020443 its reverse (34402020131), we get a palindrome (47504040574).

The spelling of 13102020443 in words is "thirteen billion, one hundred two million, twenty thousand, four hundred forty-three".