11322404243442 has 48 divisors (see below), whose sum is σ = 26340771480192. Its totient is φ = 3502096859520.

The previous prime is 11322404243429. The next prime is 11322404243483. The reversal of 11322404243442 is 24434240422311.

11322404243442 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 2 + 404 + 243 + 4 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 11322404243397 and 11322404243406.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 260550958 + ... + 260594409.

It is an arithmetic number, because the mean of its divisors is an integer number (548766072504).

Almost surely, 2^{11322404243442} is an apocalyptic number.

11322404243442 is an abundant number, since it is smaller than the sum of its proper divisors (15018367236750).

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

11322404243442 is a wasteful number, since it uses less digits than its factorization.

11322404243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521145463 (or 521145460 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 11322404243442 its reverse (24434240422311), we get a palindrome (35756644665753).

The spelling of 11322404243442 in words is "eleven trillion, three hundred twenty-two billion, four hundred four million, two hundred forty-three thousand, four hundred forty-two".