221534462021341 has 16 divisors (see below), whose sum is σ = 266565775564800. Its totient is φ = 179853393197808.

The previous prime is 221534462021297. The next prime is 221534462021399. The reversal of 221534462021341 is 143120264435122.

221534462021341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 221534462021341 - 2¹³ = 221534462013149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 221534462021294 and 221534462021303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221534462021141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181113421 + ... + 182332498.

It is an arithmetic number, because the mean of its divisors is an integer number (16660360972800).

Almost surely, 2^{221534462021341} is an apocalyptic number.

It is an amenable number.

221534462021341 is a deficient number, since it is larger than the sum of its proper divisors (45031313543459).

221534462021341 is a wasteful number, since it uses less digits than its factorization.

221534462021341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363450528.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 221534462021341 in words is "two hundred twenty-one trillion, five hundred thirty-four billion, four hundred sixty-two million, twenty-one thousand, three hundred forty-one".