1003113312231 has 16 divisors (see below), whose sum is σ = 1353793351680. Its totient is φ = 660590058240.

The previous prime is 1003113312221. The next prime is 1003113312263. The reversal of 1003113312231 is 1322133113001.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-1003113312231 is a prime.

It is a super-2 number, since 2×1003113312231² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1003113312198 and 1003113312207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003113312221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1466551 + ... + 2038871.

It is an arithmetic number, because the mean of its divisors is an integer number (84612084480).

Almost surely, 2^{1003113312231} is an apocalyptic number.

1003113312231 is a deficient number, since it is larger than the sum of its proper divisors (350680039449).

1003113312231 is an equidigital number, since it uses as much as digits as its factorization.

1003113312231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579446.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 1003113312231 its reverse (1322133113001), we get a palindrome (2325246425232).

The spelling of 1003113312231 in words is "one trillion, three billion, one hundred thirteen million, three hundred twelve thousand, two hundred thirty-one".