20022220220224 has 28 divisors (see below), whose sum is σ = 39736886809024. Its totient is φ = 10009776299904.

The previous prime is 20022220220209. The next prime is 20022220220269. The reversal of 20022220220224 is 42202202222002.

It is a super-2 number, since 2×20022220220224² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20022220220195 and 20022220220204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20356584 + ... + 21317479.

Almost surely, 2^{20022220220224} is an apocalyptic number.

It is an amenable number.

20022220220224 is a deficient number, since it is larger than the sum of its proper divisors (19714666588800).

20022220220224 is an equidigital number, since it uses as much as digits as its factorization.

20022220220224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41681582 (or 41681572 counting only the distinct ones).

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

Adding to 20022220220224 its reverse (42202202222002), we get a palindrome (62224422442226).

The spelling of 20022220220224 in words is "twenty trillion, twenty-two billion, two hundred twenty million, two hundred twenty thousand, two hundred twenty-four".