222082448820 has 72 divisors (see below), whose sum is σ = 660560857824. Its totient is φ = 55738335744.

The previous prime is 222082448767. The next prime is 222082448849. The reversal of 222082448820 is 28844280222.

It is a super-2 number, since 2×222082448820² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6386422 + ... + 6421101.

Almost surely, 2^222082448820 is an apocalyptic number.

222082448820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222082448820 is an abundant number, since it is smaller than the sum of its proper divisors (438478409004).

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

222082448820 is a wasteful number, since it uses less digits than its factorization.

222082448820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12807569 (or 12807550 counting only the distinct ones).

The product of its (nonzero) digits is 262144, while the sum is 42.

The spelling of 222082448820 in words is "two hundred twenty-two billion, eighty-two million, four hundred forty-eight thousand, eight hundred twenty".