11101000100100 has 72 divisors (see below), whose sum is σ = 33226441704960. Its totient is φ = 2858188529280.

The previous prime is 11101000100087. The next prime is 11101000100101. The reversal of 11101000100100 is 100100010111.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is not an unprimeable number, because it can be changed into a prime (11101000100101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 637979812 + ... + 637997211.

Almost surely, 2^{11101000100100} is an apocalyptic number.

11101000100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11101000100100 is an abundant number, since it is smaller than the sum of its proper divisors (22125441604860).

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

11101000100100 is a wasteful number, since it uses less digits than its factorization.

11101000100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1275977069 (or 1275977062 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 6.

Adding to 11101000100100 its reverse (100100010111), we get a palindrome (11201100110211).

The spelling of 11101000100100 in words is "eleven trillion, one hundred one billion, one hundred thousand, one hundred".