2311144204011 has 8 divisors (see below), whose sum is σ = 3081571680720. Its totient is φ = 1540739764992.

The previous prime is 2311144204001. The next prime is 2311144204049. The reversal of 2311144204011 is 1104024411132.

It is a happy number.

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

It is not a de Polignac number, because 2311144204011 - 2¹⁰ = 2311144202987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2311144204001) 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, 5523966 + ... + 5927603.

It is an arithmetic number, because the mean of its divisors is an integer number (385196460090).

Almost surely, 2^{2311144204011} is an apocalyptic number.

2311144204011 is a deficient number, since it is larger than the sum of its proper divisors (770427476709).

2311144204011 is a wasteful number, since it uses less digits than its factorization.

2311144204011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11518845.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 2311144204011 its reverse (1104024411132), we get a palindrome (3415168615143).

The spelling of 2311144204011 in words is "two trillion, three hundred eleven billion, one hundred forty-four million, two hundred four thousand, eleven".