2311141311 has 6 divisors (see below), whose sum is σ = 3338315240. Its totient is φ = 1540760868.

The previous prime is 2311141307. The next prime is 2311141319. The reversal of 2311141311 is 1131411132.

It is a happy number.

2311141311 is a `hidden beast` number, since 2 + 311 + 1 + 41 + 311 = 666.

It is not a de Polignac number, because 2311141311 - 2² = 2311141307 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 (2311141319) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 128396731 + ... + 128396748.

Almost surely, 2^2311141311 is an apocalyptic number.

2311141311 is a deficient number, since it is larger than the sum of its proper divisors (1027173929).

2311141311 is a wasteful number, since it uses less digits than its factorization.

2311141311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256793485 (or 256793482 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 2311141311 is about 48074.3311029909. The cubic root of 2311141311 is about 1322.1340806268.

Adding to 2311141311 its reverse (1131411132), we get a palindrome (3442552443).

The spelling of 2311141311 in words is "two billion, three hundred eleven million, one hundred forty-one thousand, three hundred eleven".