21110000201 has 8 divisors (see below), whose sum is σ = 21159859584. Its totient is φ = 21060168480.

The previous prime is 21110000137. The next prime is 21110000207. The reversal of 21110000201 is 10200001112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21110000201 - 2⁶ = 21110000137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21110000207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2718941 + ... + 2726693.

It is an arithmetic number, because the mean of its divisors is an integer number (2644982448).

Almost surely, 2^21110000201 is an apocalyptic number.

It is an amenable number.

21110000201 is a deficient number, since it is larger than the sum of its proper divisors (49859383).

21110000201 is an equidigital number, since it uses as much as digits as its factorization.

21110000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13831.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 21110000201 its reverse (10200001112), we get a palindrome (31310001313).

The spelling of 21110000201 in words is "twenty-one billion, one hundred ten million, two hundred one", and thus it is an aban number.