11131424213442 has 64 divisors (see below), whose sum is σ = 24702029224320. Its totient is φ = 3321837402624.

The previous prime is 11131424213419. The next prime is 11131424213477. The reversal of 11131424213442 is 24431242413111.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5258092 + ... + 7064727.

It is an arithmetic number, because the mean of its divisors is an integer number (385969206630).

Almost surely, 2^{11131424213442} is an apocalyptic number.

11131424213442 is an abundant number, since it is smaller than the sum of its proper divisors (13570605010878).

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

11131424213442 is a wasteful number, since it uses less digits than its factorization.

11131424213442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12323187.

The product of its digits is 18432, while the sum is 33.

Adding to 11131424213442 its reverse (24431242413111), we get a palindrome (35562666626553).

The spelling of 11131424213442 in words is "eleven trillion, one hundred thirty-one billion, four hundred twenty-four million, two hundred thirteen thousand, four hundred forty-two".