11112100022101 has 4 divisors (see below), whose sum is σ = 11966876946892. Its totient is φ = 10257323097312.

The previous prime is 11112100022063. The next prime is 11112100022123. The reversal of 11112100022101 is 10122000121111.

It is a happy number.

11112100022101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2342215984900 + 8769884037201 = 1530430^2 + 2961399^2 .

It is a cyclic number.

It is not a de Polignac number, because 11112100022101 - 2¹³ = 11112100013909 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 854776924777 = 11112100022101 / (1 + 1 + 1 + 1 + 2 + 1 + 0 + 0 + 0 + 2 + 2 + 1 + 0 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11112100022141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427388462376 + ... + 427388462401.

It is an arithmetic number, because the mean of its divisors is an integer number (2991719236723).

Almost surely, 2^{11112100022101} is an apocalyptic number.

It is an amenable number.

11112100022101 is a deficient number, since it is larger than the sum of its proper divisors (854776924791).

11112100022101 is an equidigital number, since it uses as much as digits as its factorization.

11112100022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854776924790.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11112100022101 its reverse (10122000121111), we get a palindrome (21234100143212).

The spelling of 11112100022101 in words is "eleven trillion, one hundred twelve billion, one hundred million, twenty-two thousand, one hundred one".