3431020004220 has 48 divisors (see below), whose sum is σ = 9606938664960. Its totient is φ = 914930796096.

The previous prime is 3431020004213. The next prime is 3431020004221. The reversal of 3431020004220 is 224000201343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3431020004221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11146341 + ... + 11450019.

It is an arithmetic number, because the mean of its divisors is an integer number (200144555520).

Almost surely, 2^{3431020004220} is an apocalyptic number.

3431020004220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3431020004220 is an abundant number, since it is smaller than the sum of its proper divisors (6175918660740).

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

3431020004220 is a wasteful number, since it uses less digits than its factorization.

3431020004220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491994 (or 491992 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 3431020004220 its reverse (224000201343), we get a palindrome (3655020205563).

The spelling of 3431020004220 in words is "three trillion, four hundred thirty-one billion, twenty million, four thousand, two hundred twenty".