2121424214 has 96 divisors (see below), whose sum is σ = 4250050560. Its totient is φ = 775008000.

The previous prime is 2121424183. The next prime is 2121424223. The reversal of 2121424214 is 4124241212.

It is a self number, because there is not a number n which added to its sum of digits gives 2121424214.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1842539 + ... + 1843689.

It is an arithmetic number, because the mean of its divisors is an integer number (44271360).

Almost surely, 2^2121424214 is an apocalyptic number.

2121424214 is an abundant number, since it is smaller than the sum of its proper divisors (2128626346).

2121424214 is a wasteful number, since it uses less digits than its factorization.

2121424214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246 (or 1233 counting only the distinct ones).

The product of its digits is 1024, while the sum is 23.

The square root of 2121424214 is about 46058.9211119844. The cubic root of 2121424214 is about 1284.9192647626.

Adding to 2121424214 its reverse (4124241212), we get a palindrome (6245665426).

The spelling of 2121424214 in words is "two billion, one hundred twenty-one million, four hundred twenty-four thousand, two hundred fourteen".