21110010102200 has 48 divisors (see below), whose sum is σ = 50006825842680. Its totient is φ = 8284683205760.

The previous prime is 21110010102143. The next prime is 21110010102287. The reversal of 21110010102200 is 220101001112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 995744594 + ... + 995765793.

Almost surely, 2^{21110010102200} is an apocalyptic number.

21110010102200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21110010102200 is an abundant number, since it is smaller than the sum of its proper divisors (28896815740480).

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

21110010102200 is a wasteful number, since it uses less digits than its factorization.

21110010102200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991510456 (or 1991510447 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 21110010102200 its reverse (220101001112), we get a palindrome (21330111103312).

The spelling of 21110010102200 in words is "twenty-one trillion, one hundred ten billion, ten million, one hundred two thousand, two hundred".