201303032220 has 72 divisors (see below), whose sum is σ = 633234738864. Its totient is φ = 53680807296.

The previous prime is 201303032197. The next prime is 201303032221. The reversal of 201303032220 is 22230303102.

It is a happy number.

201303032220 is a `hidden beast` number, since 20 + 1 + 303 + 0 + 322 + 20 = 666.

201303032220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 201303032193 and 201303032202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201303032221) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 20705329 + ... + 20715048.

Almost surely, 2^201303032220 is an apocalyptic number.

201303032220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201303032220 is an abundant number, since it is smaller than the sum of its proper divisors (431931706644).

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

201303032220 is a wasteful number, since it uses less digits than its factorization.

201303032220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41420401 (or 41420387 counting only the distinct ones).

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

Adding to 201303032220 its reverse (22230303102), we get a palindrome (223533335322).

The spelling of 201303032220 in words is "two hundred one billion, three hundred three million, thirty-two thousand, two hundred twenty".