12102021122110 has 32 divisors (see below), whose sum is σ = 21809381077440. Its totient is φ = 4835090886912.

The previous prime is 12102021122083. The next prime is 12102021122129. The reversal of 12102021122110 is 1122112020121.

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, 31159632 + ... + 31545628.

It is an arithmetic number, because the mean of its divisors is an integer number (681543158670).

Almost surely, 2^{12102021122110} is an apocalyptic number.

12102021122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102021122110 is a deficient number, since it is larger than the sum of its proper divisors (9707359955330).

12102021122110 is a wasteful number, since it uses less digits than its factorization.

12102021122110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389700.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12102021122110 its reverse (1122112020121), we get a palindrome (13224133142231).

The spelling of 12102021122110 in words is "twelve trillion, one hundred two billion, twenty-one million, one hundred twenty-two thousand, one hundred ten".