1021233013103 has 4 divisors (see below), whose sum is σ = 1021241775000. Its totient is φ = 1021224251208.

The previous prime is 1021233013063. The next prime is 1021233013159. The reversal of 1021233013103 is 3013103321201.

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 1021233013103 - 2⁸ = 1021233012847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021235013103) 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 in 3 ways as a sum of consecutive naturals, for example, 4203728 + ... + 4440021.

It is an arithmetic number, because the mean of its divisors is an integer number (255310443750).

Almost surely, 2^{1021233013103} is an apocalyptic number.

1021233013103 is a deficient number, since it is larger than the sum of its proper divisors (8761897).

1021233013103 is an equidigital number, since it uses as much as digits as its factorization.

1021233013103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8761896.

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

Adding to 1021233013103 its reverse (3013103321201), we get a palindrome (4034336334304).

The spelling of 1021233013103 in words is "one trillion, twenty-one billion, two hundred thirty-three million, thirteen thousand, one hundred three".