21300000000041 has 16 divisors (see below), whose sum is σ = 25778395307520. Its totient is φ = 17180789683200.

The previous prime is 21300000000023. The next prime is 21300000000053. The reversal of 21300000000041 is 14000000000312.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 21300000000041 - 2⁶ = 21299999999977 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 21299999999950 and 21300000000031.

It is not an unprimeable number, because it can be changed into a prime (21300000020041) 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 15 ways as a sum of consecutive naturals, for example, 11664176 + ... + 13366113.

It is an arithmetic number, because the mean of its divisors is an integer number (1611149706720).

Almost surely, 2^{21300000000041} is an apocalyptic number.

It is an amenable number.

21300000000041 is a deficient number, since it is larger than the sum of its proper divisors (4478395307479).

21300000000041 is a wasteful number, since it uses less digits than its factorization.

21300000000041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25037464.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 21300000000041 its reverse (14000000000312), we get a palindrome (35300000000353).

The spelling of 21300000000041 in words is "twenty-one trillion, three hundred billion, forty-one", and thus it is an aban number.