2140434023311 has 4 divisors (see below), whose sum is σ = 2151524355232. Its totient is φ = 2129343691392.

The previous prime is 2140434023309. The next prime is 2140434023317. The reversal of 2140434023311 is 1133204340412.

It is a happy number.

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 2140434023311 - 2¹ = 2140434023309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2140434023311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140434023317) 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, 5545165671 + ... + 5545166056.

It is an arithmetic number, because the mean of its divisors is an integer number (537881088808).

Almost surely, 2^{2140434023311} is an apocalyptic number.

2140434023311 is a deficient number, since it is larger than the sum of its proper divisors (11090331921).

2140434023311 is a wasteful number, since it uses less digits than its factorization.

2140434023311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11090331920.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 2140434023311 its reverse (1133204340412), we get a palindrome (3273638363723).

The spelling of 2140434023311 in words is "two trillion, one hundred forty billion, four hundred thirty-four million, twenty-three thousand, three hundred eleven".