201320030220 has 24 divisors (see below), whose sum is σ = 563696084784. Its totient is φ = 53685341376.

The previous prime is 201320030173. The next prime is 201320030279. The reversal of 201320030220 is 22030023102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 201320030220.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1677666859 + ... + 1677666978.

It is an arithmetic number, because the mean of its divisors is an integer number (23487336866).

Almost surely, 2^201320030220 is an apocalyptic number.

201320030220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201320030220 is an abundant number, since it is smaller than the sum of its proper divisors (362376054564).

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

201320030220 is a wasteful number, since it uses less digits than its factorization.

201320030220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3355333849 (or 3355333847 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 201320030220 its reverse (22030023102), we get a palindrome (223350053322).

The spelling of 201320030220 in words is "two hundred one billion, three hundred twenty million, thirty thousand, two hundred twenty".