13143231302255 has 4 divisors (see below), whose sum is σ = 15771877562712. Its totient is φ = 10514585041800.

The previous prime is 13143231302251. The next prime is 13143231302261. The reversal of 13143231302255 is 55220313234131.

13143231302255 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13143231302255 - 2² = 13143231302251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13143231302251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1314323130221 + ... + 1314323130230.

It is an arithmetic number, because the mean of its divisors is an integer number (3942969390678).

Almost surely, 2^{13143231302255} is an apocalyptic number.

13143231302255 is a deficient number, since it is larger than the sum of its proper divisors (2628646260457).

13143231302255 is an equidigital number, since it uses as much as digits as its factorization.

13143231302255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2628646260456.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 13143231302255 its reverse (55220313234131), we get a palindrome (68363544536386).

The spelling of 13143231302255 in words is "thirteen trillion, one hundred forty-three billion, two hundred thirty-one million, three hundred two thousand, two hundred fifty-five".