220542313163 has 4 divisors (see below), whose sum is σ = 221587537608. Its totient is φ = 219497088720.

The previous prime is 220542313153. The next prime is 220542313181. The reversal of 220542313163 is 361313245022.

220542313163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 220542313163 - 2⁶ = 220542313099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220542313153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 522611906 + ... + 522612327.

It is an arithmetic number, because the mean of its divisors is an integer number (55396884402).

Almost surely, 2^220542313163 is an apocalyptic number.

220542313163 is a deficient number, since it is larger than the sum of its proper divisors (1045224445).

220542313163 is a wasteful number, since it uses less digits than its factorization.

220542313163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045224444.

The product of its (nonzero) digits is 25920, while the sum is 32.

Adding to 220542313163 its reverse (361313245022), we get a palindrome (581855558185).

The spelling of 220542313163 in words is "two hundred twenty billion, five hundred forty-two million, three hundred thirteen thousand, one hundred sixty-three".