11321266141 has 4 divisors (see below), whose sum is σ = 11562144192. Its totient is φ = 11080388092.

The previous prime is 11321266129. The next prime is 11321266183. The reversal of 11321266141 is 14166212311.

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 11321266141 - 2¹⁷ = 11321135069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11321266441) 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, 120438955 + ... + 120439048.

It is an arithmetic number, because the mean of its divisors is an integer number (2890536048).

Almost surely, 2^11321266141 is an apocalyptic number.

It is an amenable number.

11321266141 is a deficient number, since it is larger than the sum of its proper divisors (240878051).

11321266141 is an equidigital number, since it uses as much as digits as its factorization.

11321266141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240878050.

The product of its digits is 1728, while the sum is 28.

Adding to 11321266141 its reverse (14166212311), we get a palindrome (25487478452).

The spelling of 11321266141 in words is "eleven billion, three hundred twenty-one million, two hundred sixty-six thousand, one hundred forty-one".