20224020220 has 12 divisors (see below), whose sum is σ = 42470442504. Its totient is φ = 8089608080.

The previous prime is 20224020209. The next prime is 20224020239. The reversal of 20224020220 is 2202042202.

It is a junction number, because it is equal to n+sod(n) for n = 20224020194 and 20224020203.

It is a congruent number.

It is an unprimeable number.

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, 505600486 + ... + 505600525.

It is an arithmetic number, because the mean of its divisors is an integer number (3539203542).

Almost surely, 2^20224020220 is an apocalyptic number.

20224020220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20224020220 is an abundant number, since it is smaller than the sum of its proper divisors (22246422284).

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

20224020220 is a wasteful number, since it uses less digits than its factorization.

20224020220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011201020 (or 1011201018 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20224020220 its reverse (2202042202), we get a palindrome (22426062422).

The spelling of 20224020220 in words is "twenty billion, two hundred twenty-four million, twenty thousand, two hundred twenty".