2168203784001 has 8 divisors (see below), whose sum is σ = 2927532535680. Its totient is φ = 1427172110832.

The previous prime is 2168203783979. The next prime is 2168203784023. The reversal of 2168203784001 is 1004873028612.

It is an interprime number because it is at equal distance from previous prime (2168203783979) and next prime (2168203784023).

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

It is not a de Polignac number, because 2168203784001 - 2⁹ = 2168203783489 is a prime.

It is a super-2 number, since 2×2168203784001² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2168203782001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4574269350 + ... + 4574269823.

It is an arithmetic number, because the mean of its divisors is an integer number (365941566960).

Almost surely, 2^{2168203784001} is an apocalyptic number.

It is an amenable number.

2168203784001 is a deficient number, since it is larger than the sum of its proper divisors (759328751679).

2168203784001 is an equidigital number, since it uses as much as digits as its factorization.

2168203784001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9148539255.

The product of its (nonzero) digits is 129024, while the sum is 42.

The spelling of 2168203784001 in words is "two trillion, one hundred sixty-eight billion, two hundred three million, seven hundred eighty-four thousand, one".