1100223550505 has 8 divisors (see below), whose sum is σ = 1323331530624. Its totient is φ = 878136660400.

The previous prime is 1100223550457. The next prime is 1100223550507. The reversal of 1100223550505 is 5050553220011.

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

It is not a de Polignac number, because 1100223550505 - 2¹⁴ = 1100223534121 is a prime.

It is a super-2 number, since 2×1100223550505² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1100223550507) 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, 255270131 + ... + 255274440.

It is an arithmetic number, because the mean of its divisors is an integer number (165416441328).

Almost surely, 2^{1100223550505} is an apocalyptic number.

It is an amenable number.

1100223550505 is a deficient number, since it is larger than the sum of its proper divisors (223107980119).

1100223550505 is an equidigital number, since it uses as much as digits as its factorization.

1100223550505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510545007.

The product of its (nonzero) digits is 7500, while the sum is 29.

Adding to 1100223550505 its reverse (5050553220011), we get a palindrome (6150776770516).

The spelling of 1100223550505 in words is "one trillion, one hundred billion, two hundred twenty-three million, five hundred fifty thousand, five hundred five".