2202220204420 has 48 divisors (see below), whose sum is σ = 4826290065408. Its totient is φ = 842491633280.

The previous prime is 2202220204417. The next prime is 2202220204487. The reversal of 2202220204420 is 244020222022.

It is a junction number, because it is equal to n+sod(n) for n = 2202220204391 and 2202220204400.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3791202 + ... + 4333318.

It is an arithmetic number, because the mean of its divisors is an integer number (100547709696).

Almost surely, 2^{2202220204420} is an apocalyptic number.

2202220204420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202220204420 is an abundant number, since it is smaller than the sum of its proper divisors (2624069860988).

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

2202220204420 is a wasteful number, since it uses less digits than its factorization.

2202220204420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550980 (or 550978 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 2202220204420 its reverse (244020222022), we get a palindrome (2446240426442).

The spelling of 2202220204420 in words is "two trillion, two hundred two billion, two hundred twenty million, two hundred four thousand, four hundred twenty".