220302122220 has 96 divisors (see below), whose sum is σ = 715183741440. Its totient is φ = 56193001920.

The previous prime is 220302122219. The next prime is 220302122221. The reversal of 220302122220 is 22221203022.

220302122220 is a `hidden beast` number, since 2 + 20 + 302 + 122 + 220 = 666.

It is an interprime number because it is at equal distance from previous prime (220302122219) and next prime (220302122221).

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 = 220302122193 and 220302122202.

It is not an unprimeable number, because it can be changed into a prime (220302122221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8856426 + ... + 8881265.

It is an arithmetic number, because the mean of its divisors is an integer number (7449830640).

Almost surely, 2^220302122220 is an apocalyptic number.

220302122220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220302122220 is an abundant number, since it is smaller than the sum of its proper divisors (494881619220).

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

220302122220 is a wasteful number, since it uses less digits than its factorization.

220302122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17737732 (or 17737724 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 220302122220 its reverse (22221203022), we get a palindrome (242523325242).

The spelling of 220302122220 in words is "two hundred twenty billion, three hundred two million, one hundred twenty-two thousand, two hundred twenty".