21114250343677 has 8 divisors (see below), whose sum is σ = 21429716660352. Its totient is φ = 20798793681600.

The previous prime is 21114250343617. The next prime is 21114250343713. The reversal of 21114250343677 is 77634305241112.

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 21114250343677 - 2¹¹ = 21114250341629 is a prime.

It is a super-2 number, since 2×21114250343677² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21114250343617) 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, 2054277 + ... + 6815317.

It is an arithmetic number, because the mean of its divisors is an integer number (2678714582544).

Almost surely, 2^{21114250343677} is an apocalyptic number.

It is an amenable number.

21114250343677 is a deficient number, since it is larger than the sum of its proper divisors (315466316675).

21114250343677 is an equidigital number, since it uses as much as digits as its factorization.

21114250343677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4827299.

The product of its (nonzero) digits is 846720, while the sum is 46.

Adding to 21114250343677 its reverse (77634305241112), we get a palindrome (98748555584789).

The spelling of 21114250343677 in words is "twenty-one trillion, one hundred fourteen billion, two hundred fifty million, three hundred forty-three thousand, six hundred seventy-seven".