11010101100100 has 18 divisors (see below), whose sum is σ = 23891919387434. Its totient is φ = 4404040440000.

The previous prime is 11010101100091. The next prime is 11010101100107. The reversal of 11010101100100 is 100110101011.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 1125754952256 + 9884346147844 = 1061016^2 + 3143938^2 .

It is not an unprimeable number, because it can be changed into a prime (11010101100107) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55050505401 + ... + 55050505600.

Almost surely, 2^{11010101100100} is an apocalyptic number.

11010101100100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11010101100100 is an abundant number, since it is smaller than the sum of its proper divisors (12881818287334).

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

11010101100100 is a wasteful number, since it uses less digits than its factorization.

11010101100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110101011015 (or 110101011008 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 11010101100100 its reverse (100110101011), we get a palindrome (11110211201111).

The spelling of 11010101100100 in words is "eleven trillion, ten billion, one hundred one million, one hundred thousand, one hundred".