2202220020218 has 8 divisors (see below), whose sum is σ = 3320445730548. Its totient is φ = 1095404776704.

The previous prime is 2202220020211. The next prime is 2202220020263. The reversal of 2202220020218 is 8120200222022.

It can be written as a sum of positive squares in 2 ways, for example, as 2109050394049 + 93169626169 = 1452257^2 + 305237^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2202220020193 and 2202220020202.

It is not an unprimeable number, because it can be changed into a prime (2202220020211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2852616221 + ... + 2852616992.

Almost surely, 2^{2202220020218} is an apocalyptic number.

2202220020218 is a deficient number, since it is larger than the sum of its proper divisors (1118225710330).

2202220020218 is a wasteful number, since it uses less digits than its factorization.

2202220020218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5705233408.

The product of its (nonzero) digits is 1024, while the sum is 23.

The spelling of 2202220020218 in words is "two trillion, two hundred two billion, two hundred twenty million, twenty thousand, two hundred eighteen".