11110011000021 has 12 divisors (see below), whose sum is σ = 16350582227148. Its totient is φ = 7266925433664.

The previous prime is 11110011000019. The next prime is 11110011000041. The reversal of 11110011000021 is 12000011001111.

It can be written as a sum of positive squares in 2 ways, for example, as 9555276327921 + 1554734672100 = 3091161^2 + 1246890^2 .

It is not a de Polignac number, because 11110011000021 - 2¹ = 11110011000019 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11110010999967 and 11110011000012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11110011000041) 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 11 ways as a sum of consecutive naturals, for example, 11645713360 + ... + 11645714313.

It is an arithmetic number, because the mean of its divisors is an integer number (1362548518929).

Almost surely, 2^{11110011000021} is an apocalyptic number.

It is an amenable number.

11110011000021 is a deficient number, since it is larger than the sum of its proper divisors (5240571227127).

11110011000021 is a wasteful number, since it uses less digits than its factorization.

11110011000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23291427732 (or 23291427729 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 11110011000021 its reverse (12000011001111), we get a palindrome (23110022001132).

The spelling of 11110011000021 in words is "eleven trillion, one hundred ten billion, eleven million, twenty-one", and thus it is an aban number.