20101210110110 has 16 divisors (see below), whose sum is σ = 36520329398256. Its totient is φ = 7965339332928.

The previous prime is 20101210110097. The next prime is 20101210110133. The reversal of 20101210110110 is 1101101210102.

It is a super-3 number, since 3×20101210110110³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20101210110091 and 20101210110100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9393087767 + ... + 9393089906.

It is an arithmetic number, because the mean of its divisors is an integer number (2282520587391).

Almost surely, 2^{20101210110110} is an apocalyptic number.

20101210110110 is a deficient number, since it is larger than the sum of its proper divisors (16419119288146).

20101210110110 is a wasteful number, since it uses less digits than its factorization.

20101210110110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18786177787.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 20101210110110 its reverse (1101101210102), we get a palindrome (21202311320212).

The spelling of 20101210110110 in words is "twenty trillion, one hundred one billion, two hundred ten million, one hundred ten thousand, one hundred ten".