11111244441011 has 32 divisors (see below), whose sum is σ = 13189305658368. Its totient is φ = 9227323837440.

The previous prime is 11111244440987. The next prime is 11111244441047. The reversal of 11111244441011 is 11014444211111.

It is a cyclic number.

It is not a de Polignac number, because 11111244441011 - 2¹⁰ = 11111244439987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11111244441511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306017720 + ... + 306054026.

It is an arithmetic number, because the mean of its divisors is an integer number (412165801824).

Almost surely, 2^{11111244441011} is an apocalyptic number.

11111244441011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11111244441011 is a deficient number, since it is larger than the sum of its proper divisors (2078061217357).

11111244441011 is a wasteful number, since it uses less digits than its factorization.

11111244441011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58491.

The product of its (nonzero) digits is 512, while the sum is 26.

Adding to 11111244441011 its reverse (11014444211111), we get a palindrome (22125688652122).

The spelling of 11111244441011 in words is "eleven trillion, one hundred eleven billion, two hundred forty-four million, four hundred forty-one thousand, eleven".