222023302020 has 288 divisors, whose sum is σ = 753183744768. Its totient is φ = 54575949312.

The previous prime is 222023302019. The next prime is 222023302099. The reversal of 222023302020 is 20203320222.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222023301984 and 222023302002.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 55406857 + ... + 55410863.

It is an arithmetic number, because the mean of its divisors is an integer number (2615221336).

Almost surely, 2^222023302020 is an apocalyptic number.

222023302020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222023302020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376591872384).

222023302020 is an abundant number, since it is smaller than the sum of its proper divisors (531160442748).

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

222023302020 is a wasteful number, since it uses less digits than its factorization.

222023302020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4921 (or 4907 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 222023302020 its reverse (20203320222), we get a palindrome (242226622242).

The spelling of 222023302020 in words is "two hundred twenty-two billion, twenty-three million, three hundred two thousand, twenty".