122011343329 has 4 divisors (see below), whose sum is σ = 126218631060. Its totient is φ = 117804055600.

The previous prime is 122011343317. The next prime is 122011343357. The reversal of 122011343329 is 923343110221.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 51460015104 + 70551328225 = 226848^2 + 265615^2 .

It is a cyclic number.

It is not a de Polignac number, because 122011343329 - 2¹¹ = 122011341281 is a prime.

It is a super-2 number, since 2×122011343329² (a number of 23 digits) contains 22 as substring.

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 122011343329.

It is not an unprimeable number, because it can be changed into a prime (122011343309) 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, 2103643822 + ... + 2103643879.

It is an arithmetic number, because the mean of its divisors is an integer number (31554657765).

Almost surely, 2^122011343329 is an apocalyptic number.

It is an amenable number.

122011343329 is a deficient number, since it is larger than the sum of its proper divisors (4207287731).

122011343329 is an equidigital number, since it uses as much as digits as its factorization.

122011343329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4207287730.

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 122011343329 in words is "one hundred twenty-two billion, eleven million, three hundred forty-three thousand, three hundred twenty-nine".