11141120204251 has 4 divisors (see below), whose sum is σ = 11141484597592. Its totient is φ = 11140755810912.

The previous prime is 11141120204233. The next prime is 11141120204257. The reversal of 11141120204251 is 15240202114111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11141120204251 - 2⁹ = 11141120203739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11141120204257) 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, 182150805 + ... + 182211958.

It is an arithmetic number, because the mean of its divisors is an integer number (2785371149398).

Almost surely, 2^{11141120204251} is an apocalyptic number.

11141120204251 is a deficient number, since it is larger than the sum of its proper divisors (364393341).

11141120204251 is an equidigital number, since it uses as much as digits as its factorization.

11141120204251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364393340.

The product of its (nonzero) digits is 640, while the sum is 25.

Adding to 11141120204251 its reverse (15240202114111), we get a palindrome (26381322318362).

The spelling of 11141120204251 in words is "eleven trillion, one hundred forty-one billion, one hundred twenty million, two hundred four thousand, two hundred fifty-one".