11010101010100 has 72 divisors (see below), whose sum is σ = 24967706214528. Its totient is φ = 4210096934400.

The previous prime is 11010101010079. The next prime is 11010101010101. The reversal of 11010101010100 is 101010101011.

It is a happy number.

11010101010100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11010101010101) 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, 27037141 + ... + 27441340.

It is an arithmetic number, because the mean of its divisors is an integer number (346773697424).

Almost surely, 2^{11010101010100} is an apocalyptic number.

11010101010100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11010101010100 is an abundant number, since it is smaller than the sum of its proper divisors (13957605204428).

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

11010101010100 is a wasteful number, since it uses less digits than its factorization.

11010101010100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54478585 (or 54478578 counting only the distinct ones).

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

Adding to 11010101010100 its reverse (101010101011), we get a palindrome (11111111111111).

It can be divided in two parts, 1 and 1010101010100, that added together give a palindrome (1010101010101).

The spelling of 11010101010100 in words is "eleven trillion, ten billion, one hundred one million, ten thousand, one hundred".