1005224553203 has 4 divisors (see below), whose sum is σ = 1082549518848. Its totient is φ = 927899587560.

The previous prime is 1005224553191. The next prime is 1005224553209. The reversal of 1005224553203 is 3023554225001.

1005224553203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 1005224553203 - 2²⁶ = 1005157444339 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1005224553203.

It is not an unprimeable number, because it can be changed into a prime (1005224553209) 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, 38662482803 + ... + 38662482828.

It is an arithmetic number, because the mean of its divisors is an integer number (270637379712).

Almost surely, 2^{1005224553203} is an apocalyptic number.

1005224553203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1005224553203 is a deficient number, since it is larger than the sum of its proper divisors (77324965645).

1005224553203 is an equidigital number, since it uses as much as digits as its factorization.

1005224553203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77324965644.

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 1005224553203 its reverse (3023554225001), we get a palindrome (4028778778204).

The spelling of 1005224553203 in words is "one trillion, five billion, two hundred twenty-four million, five hundred fifty-three thousand, two hundred three".