11240121311342 has 16 divisors (see below), whose sum is σ = 21020486608512. Its totient is φ = 4379268043320.

The previous prime is 11240121311311. The next prime is 11240121311381. The reversal of 11240121311342 is 24311312104211.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36493900208 + ... + 36493900515.

It is an arithmetic number, because the mean of its divisors is an integer number (1313780413032).

Almost surely, 2^{11240121311342} is an apocalyptic number.

11240121311342 is a deficient number, since it is larger than the sum of its proper divisors (9780365297170).

11240121311342 is a wasteful number, since it uses less digits than its factorization.

11240121311342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72987800743.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 11240121311342 its reverse (24311312104211), we get a palindrome (35551433415553).

The spelling of 11240121311342 in words is "eleven trillion, two hundred forty billion, one hundred twenty-one million, three hundred eleven thousand, three hundred forty-two".