220041312109 has 4 divisors (see below), whose sum is σ = 220057532604. Its totient is φ = 220025091616.

The previous prime is 220041312107. The next prime is 220041312151. The reversal of 220041312109 is 901213140022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 210873824100 + 9167488009 = 459210^2 + 95747^2 .

It is a cyclic number.

It is not a de Polignac number, because 220041312109 - 2¹ = 220041312107 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 (220041312103) 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, 8089882 + ... + 8117035.

It is an arithmetic number, because the mean of its divisors is an integer number (55014383151).

Almost surely, 2^220041312109 is an apocalyptic number.

It is an amenable number.

220041312109 is a deficient number, since it is larger than the sum of its proper divisors (16220495).

220041312109 is a wasteful number, since it uses less digits than its factorization.

220041312109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16220494.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 220041312109 in words is "two hundred twenty billion, forty-one million, three hundred twelve thousand, one hundred nine".