21100210300110 has 16 divisors (see below), whose sum is σ = 50640504720336. Its totient is φ = 5626722746688.

The previous prime is 21100210300063. The next prime is 21100210300121. The reversal of 21100210300110 is 1100301200112.

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 7 ways as a sum of consecutive naturals, for example, 351670171639 + ... + 351670171698.

It is an arithmetic number, because the mean of its divisors is an integer number (3165031545021).

Almost surely, 2^{21100210300110} is an apocalyptic number.

21100210300110 is an abundant number, since it is smaller than the sum of its proper divisors (29540294420226).

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

21100210300110 is a wasteful number, since it uses less digits than its factorization.

21100210300110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703340343347.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 21100210300110 its reverse (1100301200112), we get a palindrome (22200511500222).

The spelling of 21100210300110 in words is "twenty-one trillion, one hundred billion, two hundred ten million, three hundred thousand, one hundred ten".