11121105541 has 8 divisors (see below), whose sum is σ = 13687514624. Its totient is φ = 8799116400.

The previous prime is 11121105539. The next prime is 11121105547. The reversal of 11121105541 is 14550112111.

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

It is a cyclic number.

It is not a de Polignac number, because 11121105541 - 2¹ = 11121105539 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11121105547) 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, 61104885 + ... + 61105066.

It is an arithmetic number, because the mean of its divisors is an integer number (1710939328).

Almost surely, 2^11121105541 is an apocalyptic number.

It is an amenable number.

11121105541 is a deficient number, since it is larger than the sum of its proper divisors (2566409083).

11121105541 is a wasteful number, since it uses less digits than its factorization.

11121105541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122209971.

The product of its (nonzero) digits is 200, while the sum is 22.

Adding to 11121105541 its reverse (14550112111), we get a palindrome (25671217652).

The spelling of 11121105541 in words is "eleven billion, one hundred twenty-one million, one hundred five thousand, five hundred forty-one".