21110201119999 has 2 divisors, whose sum is σ = 21110201120000. Its totient is φ = 21110201119998.

The previous prime is 21110201119991. The next prime is 21110201120039. The reversal of 21110201119999 is 99991110201112.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21110201119999 - 2³ = 21110201119991 is a prime.

It is a super-3 number, since 3×21110201119999³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21110201119991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10555100559999 + 10555100560000.

It is an arithmetic number, because the mean of its divisors is an integer number (10555100560000).

Almost surely, 2^{21110201119999} is an apocalyptic number.

21110201119999 is a deficient number, since it is larger than the sum of its proper divisors (1).

21110201119999 is an equidigital number, since it uses as much as digits as its factorization.

21110201119999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 46.

The spelling of 21110201119999 in words is "twenty-one trillion, one hundred ten billion, two hundred one million, one hundred nineteen thousand, nine hundred ninety-nine".