11205223570 has 8 divisors (see below), whose sum is σ = 20169402444. Its totient is φ = 4482089424.

The previous prime is 11205223543. The next prime is 11205223573. The reversal of 11205223570 is 7532250211.

It can be written as a sum of positive squares in 2 ways, for example, as 9235017801 + 1970205769 = 96099^2 + 44387^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11205223573) 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, 560261169 + ... + 560261188.

Almost surely, 2^11205223570 is an apocalyptic number.

11205223570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11205223570 is a deficient number, since it is larger than the sum of its proper divisors (8964178874).

11205223570 is a wasteful number, since it uses less digits than its factorization.

11205223570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120522364.

The product of its (nonzero) digits is 4200, while the sum is 28.

Adding to 11205223570 its reverse (7532250211), we get a palindrome (18737473781).

The spelling of 11205223570 in words is "eleven billion, two hundred five million, two hundred twenty-three thousand, five hundred seventy".