21622214034017 has 8 divisors (see below), whose sum is σ = 21896424220800. Its totient is φ = 21348016629264.

The previous prime is 21622214033999. The next prime is 21622214034097. The reversal of 21622214034017 is 71043041222612.

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 21622214034017 - 2²⁴ = 21622197256801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21622214034097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232334 + ... + 6580152.

It is an arithmetic number, because the mean of its divisors is an integer number (2737053027600).

Almost surely, 2^{21622214034017} is an apocalyptic number.

It is an amenable number.

21622214034017 is a deficient number, since it is larger than the sum of its proper divisors (274210186783).

21622214034017 is an equidigital number, since it uses as much as digits as its factorization.

21622214034017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6391015.

The product of its (nonzero) digits is 32256, while the sum is 35.

Adding to 21622214034017 its reverse (71043041222612), we get a palindrome (92665255256629).

The spelling of 21622214034017 in words is "twenty-one trillion, six hundred twenty-two billion, two hundred fourteen million, thirty-four thousand, seventeen".