21214210332341 has 12 divisors (see below), whose sum is σ = 22987217122560. Its totient is φ = 19569035500560.

The previous prime is 21214210332331. The next prime is 21214210332349. The reversal of 21214210332341 is 14323301241212.

It is a happy number.

It is not a de Polignac number, because 21214210332341 - 2⁶ = 21214210332277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21214210332349) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 42418931 + ... + 42916128.

It is an arithmetic number, because the mean of its divisors is an integer number (1915601426880).

Almost surely, 2^{21214210332341} is an apocalyptic number.

It is an amenable number.

21214210332341 is a deficient number, since it is larger than the sum of its proper divisors (1773006790219).

21214210332341 is a wasteful number, since it uses less digits than its factorization.

21214210332341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85336556 (or 85336543 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 21214210332341 its reverse (14323301241212), we get a palindrome (35537511573553).

The spelling of 21214210332341 in words is "twenty-one trillion, two hundred fourteen billion, two hundred ten million, three hundred thirty-two thousand, three hundred forty-one".