20212214 has 8 divisors (see below), whose sum is σ = 33074568. Its totient is φ = 9187360.

The previous prime is 20212187. The next prime is 20212223. The reversal of 20212214 is 41221202.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 459347 + ... + 459390.

It is an arithmetic number, because the mean of its divisors is an integer number (4134321).

Almost surely, 2^20212214 is an apocalyptic number.

20212214 is a deficient number, since it is larger than the sum of its proper divisors (12862354).

20212214 is a wasteful number, since it uses less digits than its factorization.

20212214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918750.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 20212214 is about 4495.7995951777. The cubic root of 20212214 is about 272.3984482580.

Adding to 20212214 its reverse (41221202), we get a palindrome (61433416).

The spelling of 20212214 in words is "twenty million, two hundred twelve thousand, two hundred fourteen".