220203220220013 has 4 divisors (see below), whose sum is σ = 293604293626688. Its totient is φ = 146802146813340.

The previous prime is 220203220219999. The next prime is 220203220220017. The reversal of 220203220220013 is 310022022302022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 220203220220013 - 2⁸ = 220203220219757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220203220220017) 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, 36700536703333 + ... + 36700536703338.

It is an arithmetic number, because the mean of its divisors is an integer number (73401073406672).

Almost surely, 2^{220203220220013} is an apocalyptic number.

It is an amenable number.

220203220220013 is a deficient number, since it is larger than the sum of its proper divisors (73401073406675).

220203220220013 is an equidigital number, since it uses as much as digits as its factorization.

220203220220013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73401073406674.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 220203220220013 its reverse (310022022302022), we get a palindrome (530225242522035).

The spelling of 220203220220013 in words is "two hundred twenty trillion, two hundred three billion, two hundred twenty million, two hundred twenty thousand, thirteen".