220320002311 has 8 divisors (see below), whose sum is σ = 227968629120. Its totient is φ = 212674801248.

The previous prime is 220320002291. The next prime is 220320002333. The reversal of 220320002311 is 113200023022.

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

It is a cyclic number.

It is not a de Polignac number, because 220320002311 - 2¹⁵ = 220319969543 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 (220320002711) 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, 725236 + ... + 983161.

It is an arithmetic number, because the mean of its divisors is an integer number (28496078640).

Almost surely, 2^220320002311 is an apocalyptic number.

220320002311 is a deficient number, since it is larger than the sum of its proper divisors (7648626809).

220320002311 is a wasteful number, since it uses less digits than its factorization.

220320002311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712873.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 220320002311 its reverse (113200023022), we get a palindrome (333520025333).

The spelling of 220320002311 in words is "two hundred twenty billion, three hundred twenty million, two thousand, three hundred eleven".