11101244019 has 16 divisors (see below), whose sum is σ = 15591532800. Its totient is φ = 7006434336.

The previous prime is 11101243999. The next prime is 11101244029. The reversal of 11101244019 is 91044210111.

It is not a de Polignac number, because 11101244019 - 2¹¹ = 11101241971 is a prime.

It is a super-2 number, since 2×11101244019² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11101244019.

It is not an unprimeable number, because it can be changed into a prime (11101244029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15802 + ... + 149840.

It is an arithmetic number, because the mean of its divisors is an integer number (974470800).

Almost surely, 2^11101244019 is an apocalyptic number.

11101244019 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11101244019 is a deficient number, since it is larger than the sum of its proper divisors (4490288781).

11101244019 is a wasteful number, since it uses less digits than its factorization.

11101244019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135514.

The product of its (nonzero) digits is 288, while the sum is 24.

The spelling of 11101244019 in words is "eleven billion, one hundred one million, two hundred forty-four thousand, nineteen".