11012100122101 has 4 divisors (see below), whose sum is σ = 11859184746892. Its totient is φ = 10165015497312.

The previous prime is 11012100122087. The next prime is 11012100122119. The reversal of 11012100122101 is 10122100121011.

It is a happy number.

11012100122101 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 1821349981476 + 9190750140625 = 1349574^2 + 3031625^2 .

It is not a de Polignac number, because 11012100122101 - 2¹⁷ = 11012099991029 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: 847084624777 = 11012100122101 / (1 + 1 + 0 + 1 + 2 + 1 + 0 + 0 + 1 + 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 (11012100128101) 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, 423542312376 + ... + 423542312401.

It is an arithmetic number, because the mean of its divisors is an integer number (2964796186723).

Almost surely, 2^{11012100122101} is an apocalyptic number.

It is an amenable number.

11012100122101 is a deficient number, since it is larger than the sum of its proper divisors (847084624791).

11012100122101 is an equidigital number, since it uses as much as digits as its factorization.

11012100122101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 847084624790.

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

Adding to 11012100122101 its reverse (10122100121011), we get a palindrome (21134200243112).

The spelling of 11012100122101 in words is "eleven trillion, twelve billion, one hundred million, one hundred twenty-two thousand, one hundred one".