11101551542041 has 4 divisors (see below), whose sum is σ = 11101560422400. Its totient is φ = 11101542661684.

The previous prime is 11101551541933. The next prime is 11101551542057. The reversal of 11101551542041 is 14024515510111.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 11101551542041 - 2⁹ = 11101551541529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11101551541994 and 11101551542012.

It is not an unprimeable number, because it can be changed into a prime (11101551540041) 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, 2182261 + ... + 5192818.

It is an arithmetic number, because the mean of its divisors is an integer number (2775390105600).

Almost surely, 2^{11101551542041} is an apocalyptic number.

It is an amenable number.

11101551542041 is a deficient number, since it is larger than the sum of its proper divisors (8880359).

11101551542041 is an equidigital number, since it uses as much as digits as its factorization.

11101551542041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8880358.

The product of its (nonzero) digits is 4000, while the sum is 31.

The spelling of 11101551542041 in words is "eleven trillion, one hundred one billion, five hundred fifty-one million, five hundred forty-two thousand, forty-one".