214402433434221 has 8 divisors (see below), whose sum is σ = 285885662594400. Its totient is φ = 142927079948432.

The previous prime is 214402433434087. The next prime is 214402433434223. The reversal of 214402433434221 is 122434334204412.

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

It is a cyclic number.

It is not a de Polignac number, because 214402433434221 - 2¹⁰ = 214402433433197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 214402433434221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214402433434223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1968855075 + ... + 1968963968.

It is an arithmetic number, because the mean of its divisors is an integer number (35735707824300).

Almost surely, 2^{214402433434221} is an apocalyptic number.

It is an amenable number.

214402433434221 is a deficient number, since it is larger than the sum of its proper divisors (71483229160179).

214402433434221 is a wasteful number, since it uses less digits than its factorization.

214402433434221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3937837195.

The product of its (nonzero) digits is 442368, while the sum is 39.

Adding to 214402433434221 its reverse (122434334204412), we get a palindrome (336836767638633).

The spelling of 214402433434221 in words is "two hundred fourteen trillion, four hundred two billion, four hundred thirty-three million, four hundred thirty-four thousand, two hundred twenty-one".