2123110016 has 16 divisors (see below), whose sum is σ = 4229633490. Its totient is φ = 1061554944.

The previous prime is 2123110009. The next prime is 2123110019. The reversal of 2123110016 is 6100113212.

It can be written as a sum of positive squares in only one way, i.e., 1788951616 + 334158400 = 42296^2 + 18280^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×2123110016² = 9015192280079040512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2123109976 and 2123110003.

It is not an unprimeable number, because it can be changed into a prime (2123110019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8293271 + ... + 8293526.

Almost surely, 2^2123110016 is an apocalyptic number.

It is an amenable number.

2123110016 is a deficient number, since it is larger than the sum of its proper divisors (2106523474).

2123110016 is an equidigital number, since it uses as much as digits as its factorization.

2123110016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16586811 (or 16586799 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 2123110016 is about 46077.2179715746. The cubic root of 2123110016 is about 1285.2595308179.

Adding to 2123110016 its reverse (6100113212), we get a palindrome (8223223228).

The spelling of 2123110016 in words is "two billion, one hundred twenty-three million, one hundred ten thousand, sixteen".