220221202003 has 8 divisors (see below), whose sum is σ = 240269907456. Its totient is φ = 200177262600.

The previous prime is 220221201953. The next prime is 220221202009. The reversal of 220221202003 is 300202122022.

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-220221202003 is a prime.

It is a super-2 number, since 2×220221202003² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220221202009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1094551 + ... + 1280032.

It is an arithmetic number, because the mean of its divisors is an integer number (30033738432).

Almost surely, 2^220221202003 is an apocalyptic number.

220221202003 is a deficient number, since it is larger than the sum of its proper divisors (20048705453).

220221202003 is a wasteful number, since it uses less digits than its factorization.

220221202003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383025.

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 220221202003 its reverse (300202122022), we get a palindrome (520423324025).

It can be divided in two parts, 220221 and 202003, that added together give a palindrome (422224).

The spelling of 220221202003 in words is "two hundred twenty billion, two hundred twenty-one million, two hundred two thousand, three".