21102111120095 has 8 divisors (see below), whose sum is σ = 25394268568176. Its totient is φ = 16833865413376.

The previous prime is 21102111120073. The next prime is 21102111120121. The reversal of 21102111120095 is 59002111120112.

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 21102111120095 - 2³⁰ = 21101037378271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5977933397 + ... + 5977936926.

It is an arithmetic number, because the mean of its divisors is an integer number (3174283571022).

Almost surely, 2^{21102111120095} is an apocalyptic number.

21102111120095 is a deficient number, since it is larger than the sum of its proper divisors (4292157448081).

21102111120095 is a wasteful number, since it uses less digits than its factorization.

21102111120095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11955870681.

The product of its (nonzero) digits is 360, while the sum is 26.

The spelling of 21102111120095 in words is "twenty-one trillion, one hundred two billion, one hundred eleven million, one hundred twenty thousand, ninety-five".