340220123013220 has 12 divisors (see below), whose sum is σ = 714462258327804. Its totient is φ = 136088049205280.

The previous prime is 340220123013217. The next prime is 340220123013313. The reversal of 340220123013220 is 22310321022043.

It can be written as a sum of positive squares in 2 ways, for example, as 227111410286656 + 113108712726564 = 15070216^2 + 10635258^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8505503075311 + ... + 8505503075350.

It is an arithmetic number, because the mean of its divisors is an integer number (59538521527317).

Almost surely, 2^{340220123013220} is an apocalyptic number.

It is an amenable number.

340220123013220 is an abundant number, since it is smaller than the sum of its proper divisors (374242135314584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340220123013220 is a wasteful number, since it uses less digits than its factorization.

340220123013220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17011006150670 (or 17011006150668 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 340220123013220 its reverse (22310321022043), we get a palindrome (362530444035263).

The spelling of 340220123013220 in words is "three hundred forty trillion, two hundred twenty billion, one hundred twenty-three million, thirteen thousand, two hundred twenty".