21110202200003 has 32 divisors (see below), whose sum is σ = 25230825050112. Its totient is φ = 17269307748000.

The previous prime is 21110202199991. The next prime is 21110202200039. The reversal of 21110202200003 is 30000220201112.

It is a happy number.

It is not a de Polignac number, because 21110202200003 - 2⁴ = 21110202199987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21110202200803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 490331828 + ... + 490374878.

It is an arithmetic number, because the mean of its divisors is an integer number (788463282816).

Almost surely, 2^{21110202200003} is an apocalyptic number.

21110202200003 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

21110202200003 is a deficient number, since it is larger than the sum of its proper divisors (4120622850109).

21110202200003 is a wasteful number, since it uses less digits than its factorization.

21110202200003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49775.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 21110202200003 its reverse (30000220201112), we get a palindrome (51110422401115).

The spelling of 21110202200003 in words is "twenty-one trillion, one hundred ten billion, two hundred two million, two hundred thousand, three".