4105121112 has 24 divisors (see below), whose sum is σ = 11118036540. Its totient is φ = 1368373680.

The previous prime is 4105121101. The next prime is 4105121113. The reversal of 4105121112 is 2111215014.

4105121112 is a `hidden beast` number, since 41 + 0 + 512 + 1 + 112 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4105121113) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28507714 + ... + 28507857.

Almost surely, 2^4105121112 is an apocalyptic number.

It is an amenable number.

4105121112 is an abundant number, since it is smaller than the sum of its proper divisors (7012915428).

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

4105121112 is a wasteful number, since it uses less digits than its factorization.

4105121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57015583 (or 57015576 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 4105121112 is about 64071.2190612915. The cubic root of 4105121112 is about 1601.1867643181.

Adding to 4105121112 its reverse (2111215014), we get a palindrome (6216336126).

The spelling of 4105121112 in words is "four billion, one hundred five million, one hundred twenty-one thousand, one hundred twelve".