1113312321303 has 32 divisors (see below), whose sum is σ = 1827358181376. Its totient is φ = 587118198528.

The previous prime is 1113312321271. The next prime is 1113312321307. The reversal of 1113312321303 is 3031232133111.

It is not a de Polignac number, because 1113312321303 - 2⁵ = 1113312321271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113312321307) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 879451 + ... + 1732067.

It is an arithmetic number, because the mean of its divisors is an integer number (57104943168).

Almost surely, 2^{1113312321303} is an apocalyptic number.

1113312321303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1113312321303 is a deficient number, since it is larger than the sum of its proper divisors (714045860073).

1113312321303 is a wasteful number, since it uses less digits than its factorization.

1113312321303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857423.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 1113312321303 its reverse (3031232133111), we get a palindrome (4144544454414).

The spelling of 1113312321303 in words is "one trillion, one hundred thirteen billion, three hundred twelve million, three hundred twenty-one thousand, three hundred three".