2202221110020 has 48 divisors (see below), whose sum is σ = 6332873684928. Its totient is φ = 571387098240.

The previous prime is 2202221110003. The next prime is 2202221110021. The reversal of 2202221110020 is 200111222022.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (2202221110021) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 495993526 + ... + 495997965.

It is an arithmetic number, because the mean of its divisors is an integer number (131934868436).

Almost surely, 2^{2202221110020} is an apocalyptic number.

2202221110020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202221110020 is an abundant number, since it is smaller than the sum of its proper divisors (4130652574908).

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

2202221110020 is a wasteful number, since it uses less digits than its factorization.

2202221110020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991991540 (or 991991538 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2202221110020 its reverse (200111222022), we get a palindrome (2402332332042).

The spelling of 2202221110020 in words is "two trillion, two hundred two billion, two hundred twenty-one million, one hundred ten thousand, twenty".