2112510616 has 8 divisors (see below), whose sum is σ = 3960957420. Its totient is φ = 1056255304.

The previous prime is 2112510613. The next prime is 2112510619. The reversal of 2112510616 is 6160152112.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2112510613) and next prime (2112510619).

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×2112510616² = 8925402205425398912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112510613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132031906 + ... + 132031921.

Almost surely, 2^2112510616 is an apocalyptic number.

It is an amenable number.

2112510616 is a deficient number, since it is larger than the sum of its proper divisors (1848446804).

2112510616 is a wasteful number, since it uses less digits than its factorization.

2112510616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264063833 (or 264063829 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 25.

The square root of 2112510616 is about 45962.0562638357. The cubic root of 2112510616 is about 1283.1171212897.

Adding to 2112510616 its reverse (6160152112), we get a palindrome (8272662728).

The spelling of 2112510616 in words is "two billion, one hundred twelve million, five hundred ten thousand, six hundred sixteen".