1101224544321 has 16 divisors (see below), whose sum is σ = 1657014989760. Its totient is φ = 644394717120.

The previous prime is 1101224544281. The next prime is 1101224544373. The reversal of 1101224544321 is 1234454221011.

It is not a de Polignac number, because 1101224544321 - 2⁷ = 1101224544193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1101220544321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 575351470 + ... + 575353383.

It is an arithmetic number, because the mean of its divisors is an integer number (103563436860).

Almost surely, 2^{1101224544321} is an apocalyptic number.

1101224544321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1101224544321 is a deficient number, since it is larger than the sum of its proper divisors (555790445439).

1101224544321 is a wasteful number, since it uses less digits than its factorization.

1101224544321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1150704896.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 1101224544321 its reverse (1234454221011), we get a palindrome (2335678765332).

It can be divided in two parts, 1101 and 224544321, that added together give a palindrome (224545422).

The spelling of 1101224544321 in words is "one trillion, one hundred one billion, two hundred twenty-four million, five hundred forty-four thousand, three hundred twenty-one".