13142231211522 has 16 divisors (see below), whose sum is σ = 30039385626432. Its totient is φ = 3754923203280.

The previous prime is 13142231211463. The next prime is 13142231211533. The reversal of 13142231211522 is 22511213224131.

It is a self number, because there is not a number n which added to its sum of digits gives 13142231211522.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 156455133429 + ... + 156455133512.

It is an arithmetic number, because the mean of its divisors is an integer number (1877461601652).

Almost surely, 2^{13142231211522} is an apocalyptic number.

13142231211522 is an abundant number, since it is smaller than the sum of its proper divisors (16897154414910).

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

13142231211522 is a wasteful number, since it uses less digits than its factorization.

13142231211522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312910266953.

The product of its digits is 5760, while the sum is 30.

Adding to 13142231211522 its reverse (22511213224131), we get a palindrome (35653444435653).

The spelling of 13142231211522 in words is "thirteen trillion, one hundred forty-two billion, two hundred thirty-one million, two hundred eleven thousand, five hundred twenty-two".