2120234434 has 16 divisors (see below), whose sum is σ = 3350397600. Its totient is φ = 1003523904.

The previous prime is 2120234423. The next prime is 2120234449. The reversal of 2120234434 is 4344320212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2120234399 and 2120234408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27777 + ... + 70795.

It is an arithmetic number, because the mean of its divisors is an integer number (209399850).

Almost surely, 2^2120234434 is an apocalyptic number.

2120234434 is a deficient number, since it is larger than the sum of its proper divisors (1230163166).

2120234434 is a wasteful number, since it uses less digits than its factorization.

2120234434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44337.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 2120234434 is about 46046.0034530685. The cubic root of 2120234434 is about 1284.6790083788.

Adding to 2120234434 its reverse (4344320212), we get a palindrome (6464554646).

The spelling of 2120234434 in words is "two billion, one hundred twenty million, two hundred thirty-four thousand, four hundred thirty-four".