1001223133103 has 2 divisors, whose sum is σ = 1001223133104. Its totient is φ = 1001223133102.

The previous prime is 1001223133073. The next prime is 1001223133109. The reversal of 1001223133103 is 3013313221001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1001223133103 - 2⁶ = 1001223133039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001223133109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500611566551 + 500611566552.

It is an arithmetic number, because the mean of its divisors is an integer number (500611566552).

Almost surely, 2^{1001223133103} is an apocalyptic number.

1001223133103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001223133103 is an equidigital number, since it uses as much as digits as its factorization.

1001223133103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1001223133103 its reverse (3013313221001), we get a palindrome (4014536354104).

The spelling of 1001223133103 in words is "one trillion, one billion, two hundred twenty-three million, one hundred thirty-three thousand, one hundred three".