11043121120044 has 48 divisors (see below), whose sum is σ = 27758921564640. Its totient is φ = 3396715223040.

The previous prime is 11043121120037. The next prime is 11043121120111. The reversal of 11043121120044 is 44002112134011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11043121119996 and 11043121120023.

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, 11713477 + ... + 12621084.

It is an arithmetic number, because the mean of its divisors is an integer number (578310865930).

Almost surely, 2^{11043121120044} is an apocalyptic number.

It is an amenable number.

11043121120044 is an abundant number, since it is smaller than the sum of its proper divisors (16715800444596).

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

11043121120044 is a wasteful number, since it uses less digits than its factorization.

11043121120044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24337490 (or 24337488 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 11043121120044 its reverse (44002112134011), we get a palindrome (55045233254055).

The spelling of 11043121120044 in words is "eleven trillion, forty-three billion, one hundred twenty-one million, one hundred twenty thousand, forty-four".