3420342420220 has 48 divisors (see below), whose sum is σ = 7855234130016. Its totient is φ = 1240659200000.

The previous prime is 3420342420203. The next prime is 3420342420241. The reversal of 3420342420220 is 220242430243.

It is a happy number.

3420342420220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19297081 + ... + 19473520.

It is an arithmetic number, because the mean of its divisors is an integer number (163650711042).

Almost surely, 2^{3420342420220} is an apocalyptic number.

It is an amenable number.

3420342420220 is an abundant number, since it is smaller than the sum of its proper divisors (4434891709796).

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

3420342420220 is a wasteful number, since it uses less digits than its factorization.

3420342420220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38771022 (or 38771020 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 3420342420220 its reverse (220242430243), we get a palindrome (3640584850463).

The spelling of 3420342420220 in words is "three trillion, four hundred twenty billion, three hundred forty-two million, four hundred twenty thousand, two hundred twenty".