11101041442121 has 4 divisors (see below), whose sum is σ = 11685306781200. Its totient is φ = 10516776103044.

The previous prime is 11101041442103. The next prime is 11101041442129. The reversal of 11101041442121 is 12124414010111.

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 11101041442121 - 2²⁶ = 11100974333257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101041442129) 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, 292132669511 + ... + 292132669548.

It is an arithmetic number, because the mean of its divisors is an integer number (2921326695300).

Almost surely, 2^{11101041442121} is an apocalyptic number.

It is an amenable number.

11101041442121 is a deficient number, since it is larger than the sum of its proper divisors (584265339079).

11101041442121 is an equidigital number, since it uses as much as digits as its factorization.

11101041442121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584265339078.

The product of its (nonzero) digits is 256, while the sum is 23.

Adding to 11101041442121 its reverse (12124414010111), we get a palindrome (23225455452232).

The spelling of 11101041442121 in words is "eleven trillion, one hundred one billion, forty-one million, four hundred forty-two thousand, one hundred twenty-one".