2206216171072 has 28 divisors (see below), whose sum is σ = 4378022220316. Its totient is φ = 1103092462080.

The previous prime is 2206216171067. The next prime is 2206216171087. The reversal of 2206216171072 is 2701716126022.

It can be written as a sum of positive squares in 2 ways, for example, as 1300475667456 + 905740503616 = 1140384^2 + 951704^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5278438 + ... + 5681050.

Almost surely, 2^{2206216171072} is an apocalyptic number.

It is an amenable number.

2206216171072 is a deficient number, since it is larger than the sum of its proper divisors (2171806049244).

2206216171072 is an equidigital number, since it uses as much as digits as its factorization.

2206216171072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488246 (or 488236 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 37.

The spelling of 2206216171072 in words is "two trillion, two hundred six billion, two hundred sixteen million, one hundred seventy-one thousand, seventy-two".