43341011311 has 4 divisors (see below), whose sum is σ = 46674935272. Its totient is φ = 40007087352.

The previous prime is 43341011303. The next prime is 43341011323. The reversal of 43341011311 is 11311014334.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11311014334 = 2 ⋅5655507167.

It is a cyclic number.

It is not a de Polignac number, because 43341011311 - 2³ = 43341011303 is a prime.

It is a super-2 number, since 2×43341011311² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43341011111) 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, 1666961961 + ... + 1666961986.

It is an arithmetic number, because the mean of its divisors is an integer number (11668733818).

Almost surely, 2^43341011311 is an apocalyptic number.

43341011311 is a deficient number, since it is larger than the sum of its proper divisors (3333923961).

43341011311 is a wasteful number, since it uses less digits than its factorization.

43341011311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333923960.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 43341011311 its reverse (11311014334), we get a palindrome (54652025645).

The spelling of 43341011311 in words is "forty-three billion, three hundred forty-one million, eleven thousand, three hundred eleven".