1000240320103 has 4 divisors (see below), whose sum is σ = 1000248884440. Its totient is φ = 1000231755768.

The previous prime is 1000240320097. The next prime is 1000240320119. The reversal of 1000240320103 is 3010230420001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1000240320103 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 (1000240320193) 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, 4104525 + ... + 4341382.

It is an arithmetic number, because the mean of its divisors is an integer number (250062221110).

Almost surely, 2^{1000240320103} is an apocalyptic number.

1000240320103 is a deficient number, since it is larger than the sum of its proper divisors (8564337).

1000240320103 is an equidigital number, since it uses as much as digits as its factorization.

1000240320103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8564336.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1000240320103 its reverse (3010230420001), we get a palindrome (4010470740104).

The spelling of 1000240320103 in words is "one trillion, two hundred forty million, three hundred twenty thousand, one hundred three".