2121213033414 has 64 divisors (see below), whose sum is σ = 4830545522880. Its totient is φ = 689572823040.

The previous prime is 2121213033157. The next prime is 2121213033439. The reversal of 2121213033414 is 4143303121212.

2121213033414 is a `hidden beast` number, since 2 + 1 + 2 + 1 + 213 + 0 + 33 + 414 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5921134 + ... + 6269150.

It is an arithmetic number, because the mean of its divisors is an integer number (75477273795).

Almost surely, 2^{2121213033414} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2121213033414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2415272761440).

2121213033414 is an abundant number, since it is smaller than the sum of its proper divisors (2709332489466).

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

2121213033414 is a wasteful number, since it uses less digits than its factorization.

2121213033414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350822 (or 350816 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 2121213033414 its reverse (4143303121212), we get a palindrome (6264516154626).

The spelling of 2121213033414 in words is "two trillion, one hundred twenty-one billion, two hundred thirteen million, thirty-three thousand, four hundred fourteen".