21102200002110 has 32 divisors (see below), whose sum is σ = 51167396300832. Its totient is φ = 5569240412160.

The previous prime is 21102200002061. The next prime is 21102200002139. The reversal of 21102200002110 is 1120000220112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3625804651 + ... + 3625810470.

It is an arithmetic number, because the mean of its divisors is an integer number (1598981134401).

Almost surely, 2^{21102200002110} is an apocalyptic number.

21102200002110 is an abundant number, since it is smaller than the sum of its proper divisors (30065196298722).

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

21102200002110 is a wasteful number, since it uses less digits than its factorization.

21102200002110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7251615228.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 21102200002110 its reverse (1120000220112), we get a palindrome (22222200222222).

The spelling of 21102200002110 in words is "twenty-one trillion, one hundred two billion, two hundred million, two thousand, one hundred ten".