1003223445511 has 4 divisors (see below), whose sum is σ = 1146541080592. Its totient is φ = 859905810432.

The previous prime is 1003223445431. The next prime is 1003223445527. The reversal of 1003223445511 is 1155443223001.

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 1003223445511 - 2⁹ = 1003223444999 is a prime.

It is a super-2 number, since 2×1003223445511² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003223445611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71658817530 + ... + 71658817543.

It is an arithmetic number, because the mean of its divisors is an integer number (286635270148).

Almost surely, 2^{1003223445511} is an apocalyptic number.

1003223445511 is a deficient number, since it is larger than the sum of its proper divisors (143317635081).

1003223445511 is an equidigital number, since it uses as much as digits as its factorization.

1003223445511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143317635080.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 1003223445511 its reverse (1155443223001), we get a palindrome (2158666668512).

The spelling of 1003223445511 in words is "one trillion, three billion, two hundred twenty-three million, four hundred forty-five thousand, five hundred eleven".