220313311313 has 4 divisors (see below), whose sum is σ = 220380916080. Its totient is φ = 220245706548.

The previous prime is 220313311291. The next prime is 220313311331. The reversal of 220313311313 is 313113313022.

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 a cyclic number.

It is not a de Polignac number, because 220313311313 - 2⁶ = 220313311249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220313311013) 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, 33797495 + ... + 33804012.

It is an arithmetic number, because the mean of its divisors is an integer number (55095229020).

Almost surely, 2^220313311313 is an apocalyptic number.

It is an amenable number.

220313311313 is a deficient number, since it is larger than the sum of its proper divisors (67604767).

220313311313 is an equidigital number, since it uses as much as digits as its factorization.

220313311313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67604766.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 220313311313 its reverse (313113313022), we get a palindrome (533426624335).

The spelling of 220313311313 in words is "two hundred twenty billion, three hundred thirteen million, three hundred eleven thousand, three hundred thirteen".