2121434214 has 8 divisors (see below), whose sum is σ = 4242868440. Its totient is φ = 707144736.

The previous prime is 2121434201. The next prime is 2121434219. The reversal of 2121434214 is 4124341212.

It is a sphenic number, since it is the product of 3 distinct primes.

2121434214 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121434219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176786179 + ... + 176786190.

It is an arithmetic number, because the mean of its divisors is an integer number (530358555).

Almost surely, 2^2121434214 is an apocalyptic number.

2121434214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2121434214 is a wasteful number, since it uses less digits than its factorization.

2121434214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353572374.

The product of its digits is 1536, while the sum is 24.

The square root of 2121434214 is about 46059.0296684591. The cubic root of 2121434214 is about 1284.9212837164.

Adding to 2121434214 its reverse (4124341212), we get a palindrome (6245775426).

The spelling of 2121434214 in words is "two billion, one hundred twenty-one million, four hundred thirty-four thousand, two hundred fourteen".