2120343104 has 56 divisors (see below), whose sum is σ = 4658672928. Its totient is φ = 949386240.

The previous prime is 2120343073. The next prime is 2120343107. The reversal of 2120343104 is 4013430212.

It is not an unprimeable number, because it can be changed into a prime (2120343107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24692 + ... + 69644.

It is an arithmetic number, because the mean of its divisors is an integer number (83190588).

Almost surely, 2^2120343104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2120343104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2329336464).

2120343104 is an abundant number, since it is smaller than the sum of its proper divisors (2538329824).

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

2120343104 is a wasteful number, since it uses less digits than its factorization.

2120343104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45043 (or 45033 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2120343104 is about 46047.1834534969. The cubic root of 2120343104 is about 1284.7009562163.

Adding to 2120343104 its reverse (4013430212), we get a palindrome (6133773316).

The spelling of 2120343104 in words is "two billion, one hundred twenty million, three hundred forty-three thousand, one hundred four".