220108973045 has 8 divisors (see below), whose sum is σ = 284448519096. Its totient is φ = 162542010816.

The previous prime is 220108972997. The next prime is 220108973047. The reversal of 220108973045 is 540379801022.

It can be written as a sum of positive squares in 4 ways, for example, as 9632637316 + 210476335729 = 98146^2 + 458777^2 .

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 220108973045 - 2⁸ = 220108972789 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220108972993 and 220108973011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220108973047) 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, 1693145882 + ... + 1693146011.

It is an arithmetic number, because the mean of its divisors is an integer number (35556064887).

Almost surely, 2^220108973045 is an apocalyptic number.

It is an amenable number.

220108973045 is a deficient number, since it is larger than the sum of its proper divisors (64339546051).

220108973045 is a wasteful number, since it uses less digits than its factorization.

220108973045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386291911.

The product of its (nonzero) digits is 120960, while the sum is 41.

The spelling of 220108973045 in words is "two hundred twenty billion, one hundred eight million, nine hundred seventy-three thousand, forty-five".