21166195000703 has 8 divisors (see below), whose sum is σ = 22493963695680. Its totient is φ = 19847615016960.

The previous prime is 21166195000637. The next prime is 21166195000723. The reversal of 21166195000703 is 30700059166112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21166195000703 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21166195000723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2297173058 + ... + 2297182271.

It is an arithmetic number, because the mean of its divisors is an integer number (2811745461960).

Almost surely, 2^{21166195000703} is an apocalyptic number.

21166195000703 is a deficient number, since it is larger than the sum of its proper divisors (1327768694977).

21166195000703 is a wasteful number, since it uses less digits than its factorization.

21166195000703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4594355617.

The product of its (nonzero) digits is 68040, while the sum is 41.

The spelling of 21166195000703 in words is "twenty-one trillion, one hundred sixty-six billion, one hundred ninety-five million, seven hundred three", and thus it is an aban number.