21310010200111 has 8 divisors (see below), whose sum is σ = 21725056930304. Its totient is φ = 20897816025240.

The previous prime is 21310010200093. The next prime is 21310010200163. The reversal of 21310010200111 is 11100201001312.

It is a happy number.

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 21310010200111 - 2⁵ = 21310010200079 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 21310010200091 and 21310010200100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21310010260111) 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 7 ways as a sum of consecutive naturals, for example, 713123745 + ... + 713153626.

It is an arithmetic number, because the mean of its divisors is an integer number (2715632116288).

Almost surely, 2^{21310010200111} is an apocalyptic number.

21310010200111 is a deficient number, since it is larger than the sum of its proper divisors (415046730193).

21310010200111 is a wasteful number, since it uses less digits than its factorization.

21310010200111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426277661.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 21310010200111 its reverse (11100201001312), we get a palindrome (32410211201423).

The spelling of 21310010200111 in words is "twenty-one trillion, three hundred ten billion, ten million, two hundred thousand, one hundred eleven".