11043243442 has 32 divisors (see below), whose sum is σ = 21364456320. Its totient is φ = 4154196480.

The previous prime is 11043243377. The next prime is 11043243473. The reversal of 11043243442 is 24434234011.

It is a self number, because there is not a number n which added to its sum of digits gives 11043243442.

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, 1231903 + ... + 1240834.

It is an arithmetic number, because the mean of its divisors is an integer number (667639260).

Almost surely, 2^11043243442 is an apocalyptic number.

11043243442 is a deficient number, since it is larger than the sum of its proper divisors (10321212878).

11043243442 is a wasteful number, since it uses less digits than its factorization.

11043243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2472786.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 11043243442 its reverse (24434234011), we get a palindrome (35477477453).

The spelling of 11043243442 in words is "eleven billion, forty-three million, two hundred forty-three thousand, four hundred forty-two".