13143422015313 has 16 divisors (see below), whose sum is σ = 18598272509376. Its totient is φ = 8227807165440.

The previous prime is 13143422015309. The next prime is 13143422015371. The reversal of 13143422015313 is 31351022434131.

It is not a de Polignac number, because 13143422015313 - 2² = 13143422015309 is a prime.

It is a super-2 number, since 2×13143422015313² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13143422015393) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297569323 + ... + 297613488.

It is an arithmetic number, because the mean of its divisors is an integer number (1162392031836).

Almost surely, 2^{13143422015313} is an apocalyptic number.

It is an amenable number.

13143422015313 is a deficient number, since it is larger than the sum of its proper divisors (5454850494063).

13143422015313 is a wasteful number, since it uses less digits than its factorization.

13143422015313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595183264.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 13143422015313 its reverse (31351022434131), we get a palindrome (44494444449444).

The spelling of 13143422015313 in words is "thirteen trillion, one hundred forty-three billion, four hundred twenty-two million, fifteen thousand, three hundred thirteen".