21214036500600 has 48 divisors (see below), whose sum is σ = 65763513153720. Its totient is φ = 5657076400000.

The previous prime is 21214036500599. The next prime is 21214036500649. The reversal of 21214036500600 is 600563041212.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 17678363151 + ... + 17678364350.

Almost surely, 2^{21214036500600} is an apocalyptic number.

21214036500600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21214036500600 is an abundant number, since it is smaller than the sum of its proper divisors (44549476653120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21214036500600 is a wasteful number, since it uses less digits than its factorization.

21214036500600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35356727520 (or 35356727511 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 21214036500600 its reverse (600563041212), we get a palindrome (21814599541812).

The spelling of 21214036500600 in words is "twenty-one trillion, two hundred fourteen billion, thirty-six million, five hundred thousand, six hundred".