343140110131211 has 4 divisors (see below), whose sum is σ = 344936655210624. Its totient is φ = 341343565051800.

The previous prime is 343140110131183. The next prime is 343140110131229. The reversal of 343140110131211 is 112131011041343.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-343140110131211 is a prime.

It is a super-2 number, since 2×343140110131211² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (343140110191211) 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, 898272539420 + ... + 898272539801.

It is an arithmetic number, because the mean of its divisors is an integer number (86234163802656).

Almost surely, 2^{343140110131211} is an apocalyptic number.

343140110131211 is a deficient number, since it is larger than the sum of its proper divisors (1796545079413).

343140110131211 is a wasteful number, since it uses less digits than its factorization.

343140110131211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1796545079412.

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 343140110131211 its reverse (112131011041343), we get a palindrome (455271121172554).

The spelling of 343140110131211 in words is "three hundred forty-three trillion, one hundred forty billion, one hundred ten million, one hundred thirty-one thousand, two hundred eleven".