4212105512 has 8 divisors (see below), whose sum is σ = 7897697850. Its totient is φ = 2106052752.

The previous prime is 4212105511. The next prime is 4212105553. The reversal of 4212105512 is 2155012124.

4212105512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2766128836 + 1445976676 = 52594^2 + 38026^2 .

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

It is not an unprimeable number, because it can be changed into a prime (4212105511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263256587 + ... + 263256602.

Almost surely, 2^4212105512 is an apocalyptic number.

It is an amenable number.

4212105512 is a deficient number, since it is larger than the sum of its proper divisors (3685592338).

4212105512 is a wasteful number, since it uses less digits than its factorization.

4212105512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526513195 (or 526513191 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 23.

The square root of 4212105512 is about 64900.7358355820. The cubic root of 4212105512 is about 1614.9772686401.

Adding to 4212105512 its reverse (2155012124), we get a palindrome (6367117636).

The spelling of 4212105512 in words is "four billion, two hundred twelve million, one hundred five thousand, five hundred twelve".