4321421054271 has 24 divisors (see below), whose sum is σ = 6360040174176. Its totient is φ = 2826495222720.

The previous prime is 4321421054233. The next prime is 4321421054303. The reversal of 4321421054271 is 1724501241234.

4321421054271 is a `hidden beast` number, since 4 + 3 + 2 + 1 + 42 + 1 + 0 + 542 + 71 = 666.

It is not a de Polignac number, because 4321421054271 - 2⁶ = 4321421054207 is a prime.

It is a super-2 number, since 2×4321421054271² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4321421054231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15883246 + ... + 16153028.

It is an arithmetic number, because the mean of its divisors is an integer number (265001673924).

Almost surely, 2^{4321421054271} is an apocalyptic number.

4321421054271 is a deficient number, since it is larger than the sum of its proper divisors (2038619119905).

4321421054271 is a wasteful number, since it uses less digits than its factorization.

4321421054271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303423 (or 303420 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The spelling of 4321421054271 in words is "four trillion, three hundred twenty-one billion, four hundred twenty-one million, fifty-four thousand, two hundred seventy-one".