4215003214121 has 16 divisors (see below), whose sum is σ = 4872069596160. Its totient is φ = 3571805141520.

The previous prime is 4215003214069. The next prime is 4215003214133. The reversal of 4215003214121 is 1214123005124.

It is a happy number.

4215003214121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4215003214121 - 2³⁴ = 4197823344937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4215003214141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5362901 + ... + 6098418.

It is an arithmetic number, because the mean of its divisors is an integer number (304504349760).

Almost surely, 2^{4215003214121} is an apocalyptic number.

It is an amenable number.

4215003214121 is a deficient number, since it is larger than the sum of its proper divisors (657066382039).

4215003214121 is a wasteful number, since it uses less digits than its factorization.

4215003214121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11461924.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 4215003214121 its reverse (1214123005124), we get a palindrome (5429126219245).

The spelling of 4215003214121 in words is "four trillion, two hundred fifteen billion, three million, two hundred fourteen thousand, one hundred twenty-one".