2123043016 has 16 divisors (see below), whose sum is σ = 4065402240. Its totient is φ = 1038935760.

The previous prime is 2123043001. The next prime is 2123043053. The reversal of 2123043016 is 6103403212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2822820 + ... + 2823571.

It is an arithmetic number, because the mean of its divisors is an integer number (254087640).

Almost surely, 2^2123043016 is an apocalyptic number.

It is an amenable number.

2123043016 is a deficient number, since it is larger than the sum of its proper divisors (1942359224).

2123043016 is a wasteful number, since it uses less digits than its factorization.

2123043016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5646444 (or 5646440 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 2123043016 is about 46076.4909254166. The cubic root of 2123043016 is about 1285.2460108254.

Adding to 2123043016 its reverse (6103403212), we get a palindrome (8226446228).

It can be divided in two parts, 21230 and 43016, that added together give a palindrome (64246).

The spelling of 2123043016 in words is "two billion, one hundred twenty-three million, forty-three thousand, sixteen".