220242040013 has 4 divisors (see below), whose sum is σ = 220767677760. Its totient is φ = 219716402268.

The previous prime is 220242039959. The next prime is 220242040019. The reversal of 220242040013 is 310040242022.

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 220242040013 - 2¹⁸ = 220241777869 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 (220242040019) 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, 262818245 + ... + 262819082.

It is an arithmetic number, because the mean of its divisors is an integer number (55191919440).

Almost surely, 2^220242040013 is an apocalyptic number.

It is an amenable number.

220242040013 is a deficient number, since it is larger than the sum of its proper divisors (525637747).

220242040013 is an equidigital number, since it uses as much as digits as its factorization.

220242040013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525637746.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 220242040013 its reverse (310040242022), we get a palindrome (530282282035).

The spelling of 220242040013 in words is "two hundred twenty billion, two hundred forty-two million, forty thousand, thirteen".