11311300344020 has 24 divisors (see below), whose sum is σ = 23753809572864. Its totient is φ = 4524505118496.

The previous prime is 11311300343977. The next prime is 11311300344067. The reversal of 11311300344020 is 2044300311311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6788309 + ... + 8288771.

It is an arithmetic number, because the mean of its divisors is an integer number (989742065536).

Almost surely, 2^{11311300344020} is an apocalyptic number.

11311300344020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11311300344020 is an abundant number, since it is smaller than the sum of its proper divisors (12442509228844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11311300344020 is a wasteful number, since it uses less digits than its factorization.

11311300344020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1877399 (or 1877397 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11311300344020 its reverse (2044300311311), we get a palindrome (13355600655331).

The spelling of 11311300344020 in words is "eleven trillion, three hundred eleven billion, three hundred million, three hundred forty-four thousand, twenty".