1005233251103 has 4 divisors (see below), whose sum is σ = 1008444859248. Its totient is φ = 1002021642960.

The previous prime is 1005233251063. The next prime is 1005233251109. The reversal of 1005233251103 is 3011523325001.

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 1005233251103 - 2²⁴ = 1005216473887 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 (1005233251109) 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, 1605803603 + ... + 1605804228.

It is an arithmetic number, because the mean of its divisors is an integer number (252111214812).

Almost surely, 2^{1005233251103} is an apocalyptic number.

1005233251103 is a deficient number, since it is larger than the sum of its proper divisors (3211608145).

1005233251103 is an equidigital number, since it uses as much as digits as its factorization.

1005233251103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3211608144.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 1005233251103 its reverse (3011523325001), we get a palindrome (4016756576104).

The spelling of 1005233251103 in words is "one trillion, five billion, two hundred thirty-three million, two hundred fifty-one thousand, one hundred three".