4121021113 has 32 divisors (see below), whose sum is σ = 4844996352. Its totient is φ = 3467059200.

The previous prime is 4121021111. The next prime is 4121021129. The reversal of 4121021113 is 3111201214.

It is not a de Polignac number, because 4121021113 - 2¹ = 4121021111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4121021111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1805533 + ... + 1807813.

It is an arithmetic number, because the mean of its divisors is an integer number (151406136).

Almost surely, 2^4121021113 is an apocalyptic number.

It is an amenable number.

4121021113 is a deficient number, since it is larger than the sum of its proper divisors (723975239).

4121021113 is a wasteful number, since it uses less digits than its factorization.

4121021113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 4121021113 is about 64195.1798268375. The cubic root of 4121021113 is about 1603.2513459151.

Adding to 4121021113 its reverse (3111201214), we get a palindrome (7232222327).

The spelling of 4121021113 in words is "four billion, one hundred twenty-one million, twenty-one thousand, one hundred thirteen".