220323032013 has 8 divisors (see below), whose sum is σ = 335730334528. Its totient is φ = 125898875424.

The previous prime is 220323031937. The next prime is 220323032051. The reversal of 220323032013 is 310230323022.

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

It is a de Polignac number, because none of the positive numbers 2^k-220323032013 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 10491572953 = 220323032013 / (2 + 2 + 0 + 3 + 2 + 3 + 0 + 3 + 2 + 0 + 1 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220323032093) 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, 5245786456 + ... + 5245786497.

It is an arithmetic number, because the mean of its divisors is an integer number (41966291816).

Almost surely, 2^220323032013 is an apocalyptic number.

It is an amenable number.

220323032013 is a deficient number, since it is larger than the sum of its proper divisors (115407302515).

220323032013 is a wasteful number, since it uses less digits than its factorization.

220323032013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10491572963.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 220323032013 its reverse (310230323022), we get a palindrome (530553355035).

The spelling of 220323032013 in words is "two hundred twenty billion, three hundred twenty-three million, thirty-two thousand, thirteen".