11311101312308 has 96 divisors (see below), whose sum is σ = 24448757760000. Its totient is φ = 4561153970688.

The previous prime is 11311101312307. The next prime is 11311101312377. The reversal of 11311101312308 is 80321310111311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11311101312307) 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, 83502218 + ... + 83637566.

It is an arithmetic number, because the mean of its divisors is an integer number (254674560000).

Almost surely, 2^{11311101312308} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11311101312308, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12224378880000).

11311101312308 is an abundant number, since it is smaller than the sum of its proper divisors (13137656447692).

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

11311101312308 is a wasteful number, since it uses less digits than its factorization.

11311101312308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138974 (or 138958 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 26.

Adding to 11311101312308 its reverse (80321310111311), we get a palindrome (91632411423619).

The spelling of 11311101312308 in words is "eleven trillion, three hundred eleven billion, one hundred one million, three hundred twelve thousand, three hundred eight".