2220640200426 has 8 divisors (see below), whose sum is σ = 4441280400864. Its totient is φ = 740213400140.

The previous prime is 2220640200419. The next prime is 2220640200473. The reversal of 2220640200426 is 6240020460222.

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

2220640200426 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2220640200393 and 2220640200402.

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, 185053350030 + ... + 185053350041.

It is an arithmetic number, because the mean of its divisors is an integer number (555160050108).

Almost surely, 2^{2220640200426} is an apocalyptic number.

2220640200426 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2220640200426 is a wasteful number, since it uses less digits than its factorization.

2220640200426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370106700076.

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 2220640200426 its reverse (6240020460222), we get a palindrome (8460660660648).

The spelling of 2220640200426 in words is "two trillion, two hundred twenty billion, six hundred forty million, two hundred thousand, four hundred twenty-six".