2143122352 has 40 divisors (see below), whose sum is σ = 4753329696. Its totient is φ = 916962816.

The previous prime is 2143122307. The next prime is 2143122353. The reversal of 2143122352 is 2532213412.

It is not an unprimeable number, because it can be changed into a prime (2143122353) 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, 53598 + ... + 84610.

Almost surely, 2^2143122352 is an apocalyptic number.

It is an amenable number.

2143122352 is an abundant number, since it is smaller than the sum of its proper divisors (2610207344).

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

2143122352 is a wasteful number, since it uses less digits than its factorization.

2143122352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31645 (or 31639 counting only the distinct ones).

The product of its digits is 2880, while the sum is 25.

The square root of 2143122352 is about 46293.8694861425. The cubic root of 2143122352 is about 1289.2851741458.

Adding to 2143122352 its reverse (2532213412), we get a palindrome (4675335764).

The spelling of 2143122352 in words is "two billion, one hundred forty-three million, one hundred twenty-two thousand, three hundred fifty-two".