201421408214 has 16 divisors (see below), whose sum is σ = 325644012960. Its totient is φ = 92886307200.

The previous prime is 201421408189. The next prime is 201421408247. The reversal of 201421408214 is 412804124102.

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 7 ways as a sum of consecutive naturals, for example, 3193994 + ... + 3256445.

It is an arithmetic number, because the mean of its divisors is an integer number (20352750810).

Almost surely, 2^201421408214 is an apocalyptic number.

201421408214 is a deficient number, since it is larger than the sum of its proper divisors (124222604746).

201421408214 is a wasteful number, since it uses less digits than its factorization.

201421408214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6451655.

The product of its (nonzero) digits is 4096, while the sum is 29.

The spelling of 201421408214 in words is "two hundred one billion, four hundred twenty-one million, four hundred eight thousand, two hundred fourteen".