21014213100341 has 4 divisors (see below), whose sum is σ = 22250343282732. Its totient is φ = 19778082917952.

The previous prime is 21014213100323. The next prime is 21014213100379. The reversal of 21014213100341 is 14300131241012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8544338224900 + 12469874875441 = 2923070^2 + 3531271^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21014213100341 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 (21014213105341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618065091170 + ... + 618065091203.

It is an arithmetic number, because the mean of its divisors is an integer number (5562585820683).

Almost surely, 2^{21014213100341} is an apocalyptic number.

It is an amenable number.

21014213100341 is a deficient number, since it is larger than the sum of its proper divisors (1236130182391).

21014213100341 is a wasteful number, since it uses less digits than its factorization.

21014213100341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236130182390.

The product of its (nonzero) digits is 576, while the sum is 23.

Adding to 21014213100341 its reverse (14300131241012), we get a palindrome (35314344341353).

The spelling of 21014213100341 in words is "twenty-one trillion, fourteen billion, two hundred thirteen million, one hundred thousand, three hundred forty-one".