2134234220 has 12 divisors (see below), whose sum is σ = 4481891904. Its totient is φ = 853693680.

The previous prime is 2134234187. The next prime is 2134234229. The reversal of 2134234220 is 224324312.

It is not an unprimeable number, because it can be changed into a prime (2134234229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53355836 + ... + 53355875.

It is an arithmetic number, because the mean of its divisors is an integer number (373490992).

Almost surely, 2^2134234220 is an apocalyptic number.

2134234220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2134234220 is an abundant number, since it is smaller than the sum of its proper divisors (2347657684).

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

2134234220 is a wasteful number, since it uses less digits than its factorization.

2134234220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106711720 (or 106711718 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 2134234220 is about 46197.7728900431. The cubic root of 2134234220 is about 1287.5003615797.

Adding to 2134234220 its reverse (224324312), we get a palindrome (2358558532).

The spelling of 2134234220 in words is "two billion, one hundred thirty-four million, two hundred thirty-four thousand, two hundred twenty".