13213135211142 has 64 divisors (see below), whose sum is σ = 26616612772800. Its totient is φ = 4372781137920.

The previous prime is 13213135211137. The next prime is 13213135211179. The reversal of 13213135211142 is 24111253131231.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 730119438 + ... + 730137534.

It is an arithmetic number, because the mean of its divisors is an integer number (415884574575).

Almost surely, 2^{13213135211142} is an apocalyptic number.

13213135211142 is an abundant number, since it is smaller than the sum of its proper divisors (13403477561658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13213135211142 is a wasteful number, since it uses less digits than its factorization.

13213135211142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19801.

The product of its digits is 4320, while the sum is 30.

Adding to 13213135211142 its reverse (24111253131231), we get a palindrome (37324388342373).

The spelling of 13213135211142 in words is "thirteen trillion, two hundred thirteen billion, one hundred thirty-five million, two hundred eleven thousand, one hundred forty-two".