21100243211014 has 8 divisors (see below), whose sum is σ = 34527670708968. Its totient is φ = 9591019641360.

The previous prime is 21100243210979. The next prime is 21100243211101. The reversal of 21100243211014 is 41011234200112.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 959101964137 = 21100243211014 / (2 + 1 + 1 + 0 + 0 + 2 + 4 + 3 + 2 + 1 + 1 + 0 + 1 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 479550982047 + ... + 479550982090.

It is an arithmetic number, because the mean of its divisors is an integer number (4315958838621).

Almost surely, 2^{21100243211014} is an apocalyptic number.

21100243211014 is a deficient number, since it is larger than the sum of its proper divisors (13427427497954).

21100243211014 is a wasteful number, since it uses less digits than its factorization.

21100243211014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959101964150.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 21100243211014 its reverse (41011234200112), we get a palindrome (62111477411126).

The spelling of 21100243211014 in words is "twenty-one trillion, one hundred billion, two hundred forty-three million, two hundred eleven thousand, fourteen".