21124533104010 has 192 divisors, whose sum is σ = 67422172896000. Its totient is φ = 4574334860928.

The previous prime is 21124533103981. The next prime is 21124533104011. The reversal of 21124533104010 is 1040133542112.

21124533104010 is a `hidden beast` number, since 2 + 1 + 1 + 24 + 533 + 104 + 0 + 1 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (21124533104011) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 17421529 + ... + 18594588.

It is an arithmetic number, because the mean of its divisors is an integer number (351157150500).

Almost surely, 2^{21124533104010} is an apocalyptic number.

21124533104010 is an abundant number, since it is smaller than the sum of its proper divisors (46297639791990).

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

21124533104010 is a wasteful number, since it uses less digits than its factorization.

21124533104010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36016170 (or 36016153 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 21124533104010 its reverse (1040133542112), we get a palindrome (22164666646122).

The spelling of 21124533104010 in words is "twenty-one trillion, one hundred twenty-four billion, five hundred thirty-three million, one hundred four thousand, ten".