21114200241111 has 8 divisors (see below), whose sum is σ = 28196882310784. Its totient is φ = 14053825832760.

The previous prime is 21114200241089. The next prime is 21114200241133. The reversal of 21114200241111 is 11114200241112.

It is an interprime number because it is at equal distance from previous prime (21114200241089) and next prime (21114200241133).

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

It is not a de Polignac number, because 21114200241111 - 2¹⁴ = 21114200224727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21114200243111) 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, 5576913121 + ... + 5576916906.

It is an arithmetic number, because the mean of its divisors is an integer number (3524610288848).

Almost surely, 2^{21114200241111} is an apocalyptic number.

21114200241111 is a deficient number, since it is larger than the sum of its proper divisors (7082682069673).

21114200241111 is a wasteful number, since it uses less digits than its factorization.

21114200241111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11153830661.

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 21114200241111 its reverse (11114200241112), we get a palindrome (32228400482223).

Subtracting from 21114200241111 its reverse (11114200241112), we obtain a palindrome (9999999999999).

The spelling of 21114200241111 in words is "twenty-one trillion, one hundred fourteen billion, two hundred million, two hundred forty-one thousand, one hundred eleven".