11010011110021 has 16 divisors (see below), whose sum is σ = 13737516451200. Its totient is φ = 8572511090880.

The previous prime is 11010011109983. The next prime is 11010011110067. The reversal of 11010011110021 is 12001111001011.

It is not a de Polignac number, because 11010011110021 - 2²¹ = 11010009012869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11010011110121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55887246 + ... + 56083903.

It is an arithmetic number, because the mean of its divisors is an integer number (858594778200).

Almost surely, 2^{11010011110021} is an apocalyptic number.

11010011110021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11010011110021 is a deficient number, since it is larger than the sum of its proper divisors (2727505341179).

11010011110021 is a wasteful number, since it uses less digits than its factorization.

11010011110021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111972444.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 11010011110021 its reverse (12001111001011), we get a palindrome (23011122111032).

The spelling of 11010011110021 in words is "eleven trillion, ten billion, eleven million, one hundred ten thousand, twenty-one".