11311231023303 has 16 divisors (see below), whose sum is σ = 15106977662976. Its totient is φ = 7528162736160.

The previous prime is 11311231023283. The next prime is 11311231023319. The reversal of 11311231023303 is 30332013211311.

It is not a de Polignac number, because 11311231023303 - 2⁵ = 11311231023271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311231023353) 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, 3164526 + ... + 5712852.

It is an arithmetic number, because the mean of its divisors is an integer number (944186103936).

Almost surely, 2^{11311231023303} is an apocalyptic number.

11311231023303 is a deficient number, since it is larger than the sum of its proper divisors (3795746639673).

11311231023303 is a wasteful number, since it uses less digits than its factorization.

11311231023303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2550814.

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

Adding to 11311231023303 its reverse (30332013211311), we get a palindrome (41643244234614).

The spelling of 11311231023303 in words is "eleven trillion, three hundred eleven billion, two hundred thirty-one million, twenty-three thousand, three hundred three".