2182222203820 has 24 divisors (see below), whose sum is σ = 4582744529328. Its totient is φ = 872874043200.

The previous prime is 2182222203739. The next prime is 2182222203851. The reversal of 2182222203820 is 283022222812.

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, 319435 + ... + 2113405.

It is an arithmetic number, because the mean of its divisors is an integer number (190947688722).

Almost surely, 2^{2182222203820} is an apocalyptic number.

2182222203820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2182222203820 is an abundant number, since it is smaller than the sum of its proper divisors (2400522325508).

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

2182222203820 is a wasteful number, since it uses less digits than its factorization.

2182222203820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1854801 (or 1854799 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 34.

The spelling of 2182222203820 in words is "two trillion, one hundred eighty-two billion, two hundred twenty-two million, two hundred three thousand, eight hundred twenty".