340221130131011 has 4 divisors (see below), whose sum is σ = 345987589963800. Its totient is φ = 334454670298224.

The previous prime is 340221130130951. The next prime is 340221130131053. The reversal of 340221130131011 is 110131031122043.

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 340221130131011 - 2¹⁴ = 340221130114627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340221130131061) 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, 2883229916306 + ... + 2883229916423.

It is an arithmetic number, because the mean of its divisors is an integer number (86496897490950).

Almost surely, 2^{340221130131011} is an apocalyptic number.

340221130131011 is a deficient number, since it is larger than the sum of its proper divisors (5766459832789).

340221130131011 is an equidigital number, since it uses as much as digits as its factorization.

340221130131011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5766459832788.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 340221130131011 its reverse (110131031122043), we get a palindrome (450352161253054).

The spelling of 340221130131011 in words is "three hundred forty trillion, two hundred twenty-one billion, one hundred thirty million, one hundred thirty-one thousand, eleven".