2216082270720 has 80 divisors (see below), whose sum is σ = 7084538033760. Its totient is φ = 590955270144.

The previous prime is 2216082270697. The next prime is 2216082270757. The reversal of 2216082270720 is 270722806122.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×2216082270720² (a number of 25 digits) contains 22 as substring.

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, 144268510 + ... + 144283869.

It is an arithmetic number, because the mean of its divisors is an integer number (88556725422).

Almost surely, 2^{2216082270720} is an apocalyptic number.

2216082270720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2216082270720 is an abundant number, since it is smaller than the sum of its proper divisors (4868455763040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2216082270720 is an equidigital number, since it uses as much as digits as its factorization.

2216082270720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288552405 (or 288552389 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 39.

The spelling of 2216082270720 in words is "two trillion, two hundred sixteen billion, eighty-two million, two hundred seventy thousand, seven hundred twenty".