220120203 has 4 divisors (see below), whose sum is σ = 293493608. Its totient is φ = 146746800.

The previous prime is 220120193. The next prime is 220120211. The reversal of 220120203 is 302021022.

220120203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 220120203 - 2⁵ = 220120171 is a prime.

It is a super-2 number, since 2×220120203² = 96905807537522418, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220120213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36686698 + ... + 36686703.

It is an arithmetic number, because the mean of its divisors is an integer number (73373402).

Almost surely, 2^220120203 is an apocalyptic number.

220120203 is a deficient number, since it is larger than the sum of its proper divisors (73373405).

220120203 is an equidigital number, since it uses as much as digits as its factorization.

220120203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73373404.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 220120203 is about 14836.4484631599. The cubic root of 220120203 is about 603.7909995347.

Adding to 220120203 its reverse (302021022), we get a palindrome (522141225).

The spelling of 220120203 in words is "two hundred twenty million, one hundred twenty thousand, two hundred three".