21104223033006 has 24 divisors (see below), whose sum is σ = 46017063816984. Its totient is φ = 6989933742480.

The previous prime is 21104223032953. The next prime is 21104223033007. The reversal of 21104223033006 is 60033032240112.

21104223033006 is a `hidden beast` number, since 2 + 1 + 10 + 42 + 2 + 303 + 300 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21104223033007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3733936140 + ... + 3733941791.

It is an arithmetic number, because the mean of its divisors is an integer number (1917377659041).

Almost surely, 2^{21104223033006} is an apocalyptic number.

21104223033006 is an abundant number, since it is smaller than the sum of its proper divisors (24912840783978).

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

21104223033006 is a wasteful number, since it uses less digits than its factorization.

21104223033006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7467878096 (or 7467878093 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 21104223033006 its reverse (60033032240112), we get a palindrome (81137255273118).

The spelling of 21104223033006 in words is "twenty-one trillion, one hundred four billion, two hundred twenty-three million, thirty-three thousand, six".