220020323100030 has 48 divisors (see below), whose sum is σ = 577115254600560. Its totient is φ = 58152864155904.

The previous prime is 220020323099999. The next prime is 220020323100031. The reversal of 220020323100030 is 30001323020022.

It is a happy number.

220020323100030 is a `hidden beast` number, since 2 + 200 + 203 + 231 + 0 + 0 + 0 + 30 = 666.

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 = 220020323099976 and 220020323100012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220020323100031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10817114860 + ... + 10817135199.

It is an arithmetic number, because the mean of its divisors is an integer number (12023234470845).

Almost surely, 2^{220020323100030} is an apocalyptic number.

220020323100030 is an abundant number, since it is smaller than the sum of its proper divisors (357094931500530).

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

220020323100030 is a wasteful number, since it uses less digits than its factorization.

220020323100030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21634250185 (or 21634250182 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 220020323100030 its reverse (30001323020022), we get a palindrome (250021646120052).

The spelling of 220020323100030 in words is "two hundred twenty trillion, twenty billion, three hundred twenty-three million, one hundred thousand, thirty".