11621100044 has 12 divisors (see below), whose sum is σ = 20338529904. Its totient is φ = 5810091504.

The previous prime is 11621100031. The next prime is 11621100047. The reversal of 11621100044 is 44000112611.

11621100044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11621099989 and 11621100025.

It is not an unprimeable number, because it can be changed into a prime (11621100047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54047 + ... + 161750.

It is an arithmetic number, because the mean of its divisors is an integer number (1694877492).

Almost surely, 2^11621100044 is an apocalyptic number.

It is an amenable number.

11621100044 is a deficient number, since it is larger than the sum of its proper divisors (8717429860).

11621100044 is a wasteful number, since it uses less digits than its factorization.

11621100044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229264 (or 229262 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11621100044 its reverse (44000112611), we get a palindrome (55621212655).

The spelling of 11621100044 in words is "eleven billion, six hundred twenty-one million, one hundred thousand, forty-four".