220203013 has 8 divisors (see below), whose sum is σ = 227509760. Its totient is φ = 212909040.

The previous prime is 220203007. The next prime is 220203017. The reversal of 220203013 is 310302022.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220203013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220202984 and 220203002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220203017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42403 + ... + 47311.

It is an arithmetic number, because the mean of its divisors is an integer number (28438720).

Almost surely, 2^220203013 is an apocalyptic number.

It is an amenable number.

220203013 is a deficient number, since it is larger than the sum of its proper divisors (7306747).

220203013 is a wasteful number, since it uses less digits than its factorization.

220203013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6387.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 220203013 is about 14839.2389629657. The cubic root of 220203013 is about 603.8667061460.

Adding to 220203013 its reverse (310302022), we get a palindrome (530505035).

Subtracting 220203013 from its reverse (310302022), we obtain a palindrome (90099009).

The spelling of 220203013 in words is "two hundred twenty million, two hundred three thousand, thirteen".