11331404342 has 32 divisors (see below), whose sum is σ = 18126028800. Its totient is φ = 5301492768.

The previous prime is 11331404321. The next prime is 11331404351. The reversal of 11331404342 is 24340413311.

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 15 ways as a sum of consecutive naturals, for example, 381803 + ... + 410409.

It is an arithmetic number, because the mean of its divisors is an integer number (566438400).

Almost surely, 2^11331404342 is an apocalyptic number.

11331404342 is a deficient number, since it is larger than the sum of its proper divisors (6794624458).

11331404342 is a wasteful number, since it uses less digits than its factorization.

11331404342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28820.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 11331404342 its reverse (24340413311), we get a palindrome (35671817653).

The spelling of 11331404342 in words is "eleven billion, three hundred thirty-one million, four hundred four thousand, three hundred forty-two".