4121442012 has 12 divisors (see below), whose sum is σ = 9616698056. Its totient is φ = 1373814000.

The previous prime is 4121442001. The next prime is 4121442037. The reversal of 4121442012 is 2102441214.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 4121442012.

It is a congruent number.

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, 171726739 + ... + 171726762.

Almost surely, 2^4121442012 is an apocalyptic number.

It is an amenable number.

4121442012 is an abundant number, since it is smaller than the sum of its proper divisors (5495256044).

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

4121442012 is a wasteful number, since it uses less digits than its factorization.

4121442012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343453508 (or 343453506 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 4121442012 is about 64198.4580188652. The cubic root of 4121442012 is about 1603.3059265556.

Adding to 4121442012 its reverse (2102441214), we get a palindrome (6223883226).

The spelling of 4121442012 in words is "four billion, one hundred twenty-one million, four hundred forty-two thousand, twelve".