11100100010101 has 4 divisors (see below), whose sum is σ = 11122344700000. Its totient is φ = 11077855320204.

The previous prime is 11100100010099. The next prime is 11100100010141. The reversal of 11100100010101 is 10101000100111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11100100010101 - 2¹ = 11100100010099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11100100010141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11122344201 + ... + 11122345198.

It is an arithmetic number, because the mean of its divisors is an integer number (2780586175000).

Almost surely, 2^{11100100010101} is an apocalyptic number.

It is an amenable number.

11100100010101 is a deficient number, since it is larger than the sum of its proper divisors (22244689899).

11100100010101 is an equidigital number, since it uses as much as digits as its factorization.

11100100010101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22244689898.

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

Adding to 11100100010101 its reverse (10101000100111), we get a palindrome (21201100110212).

It can be divided in two parts, 11100100010 and 101, that added together give a palindrome (11100100111).

The spelling of 11100100010101 in words is "eleven trillion, one hundred billion, one hundred million, ten thousand, one hundred one".