11101102121121 has 8 divisors (see below), whose sum is σ = 14804746349184. Its totient is φ = 7399096320240.

The previous prime is 11101102121077. The next prime is 11101102121189. The reversal of 11101102121121 is 12112120110111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11101102121121 - 2⁹ = 11101102120609 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11101102121121.

It is not an unprimeable number, because it can be changed into a prime (11101102129121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409590985 + ... + 409618086.

It is an arithmetic number, because the mean of its divisors is an integer number (1850593293648).

Almost surely, 2^{11101102121121} is an apocalyptic number.

It is an amenable number.

11101102121121 is a deficient number, since it is larger than the sum of its proper divisors (3703644228063).

11101102121121 is an equidigital number, since it uses as much as digits as its factorization.

11101102121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819213591.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11101102121121 its reverse (12112120110111), we get a palindrome (23213222231232).

The spelling of 11101102121121 in words is "eleven trillion, one hundred one billion, one hundred two million, one hundred twenty-one thousand, one hundred twenty-one".