21100332110110 has 16 divisors (see below), whose sum is σ = 41433379416432. Its totient is φ = 7672848040000.

The previous prime is 21100332110063. The next prime is 21100332110167. The reversal of 21100332110110 is 1101123300112.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95910600391 + ... + 95910600610.

It is an arithmetic number, because the mean of its divisors is an integer number (2589586213527).

Almost surely, 2^{21100332110110} is an apocalyptic number.

21100332110110 is a deficient number, since it is larger than the sum of its proper divisors (20333047306322).

21100332110110 is a wasteful number, since it uses less digits than its factorization.

21100332110110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191821201019.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 21100332110110 its reverse (1101123300112), we get a palindrome (22201455410222).

The spelling of 21100332110110 in words is "twenty-one trillion, one hundred billion, three hundred thirty-two million, one hundred ten thousand, one hundred ten".