2134122240 has 72 divisors (see below), whose sum is σ = 6815865168. Its totient is φ = 569098240.

The previous prime is 2134122233. The next prime is 2134122241. The reversal of 2134122240 is 422214312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2134122241) 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, 274041 + ... + 281720.

It is an arithmetic number, because the mean of its divisors is an integer number (94664794).

Almost surely, 2^2134122240 is an apocalyptic number.

2134122240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2134122240 is an abundant number, since it is smaller than the sum of its proper divisors (4681742928).

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

2134122240 is an equidigital number, since it uses as much as digits as its factorization.

2134122240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555785 (or 555771 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2134122240 is about 46196.5609109596. The cubic root of 2134122240 is about 1287.4778434620.

Adding to 2134122240 its reverse (422214312), we get a palindrome (2556336552).

The spelling of 2134122240 in words is "two billion, one hundred thirty-four million, one hundred twenty-two thousand, two hundred forty".