11311001200100 has 72 divisors (see below), whose sum is σ = 28053423216000. Its totient is φ = 3877761669120.

The previous prime is 11311001200097. The next prime is 11311001200123. The reversal of 11311001200100 is 100210011311.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8664497 + ... + 9884103.

It is an arithmetic number, because the mean of its divisors is an integer number (389630878000).

Almost surely, 2^{11311001200100} is an apocalyptic number.

11311001200100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11311001200100 is an abundant number, since it is smaller than the sum of its proper divisors (16742422015900).

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

11311001200100 is a wasteful number, since it uses less digits than its factorization.

11311001200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232877 (or 1232870 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11311001200100 its reverse (100210011311), we get a palindrome (11411211211411).

The spelling of 11311001200100 in words is "eleven trillion, three hundred eleven billion, one million, two hundred thousand, one hundred".