220320201011 has 4 divisors (see below), whose sum is σ = 220660727472. Its totient is φ = 219979674552.

The previous prime is 220320201001. The next prime is 220320201041. The reversal of 220320201011 is 110102023022.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 220320201011 - 2¹⁰ = 220320199987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220320201001) 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, 170262260 + ... + 170263553.

It is an arithmetic number, because the mean of its divisors is an integer number (55165181868).

Almost surely, 2^220320201011 is an apocalyptic number.

220320201011 is a deficient number, since it is larger than the sum of its proper divisors (340526461).

220320201011 is an equidigital number, since it uses as much as digits as its factorization.

220320201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340526460.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 220320201011 its reverse (110102023022), we get a palindrome (330422224033).

The spelling of 220320201011 in words is "two hundred twenty billion, three hundred twenty million, two hundred one thousand, eleven".