12122102020110 has 32 divisors (see below), whose sum is σ = 29167834194720. Its totient is φ = 3224250611328.

The previous prime is 12122102020109. The next prime is 12122102020117. The reversal of 12122102020110 is 1102020122121.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12122102020110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12122102020117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 519358597 + ... + 519381936.

It is an arithmetic number, because the mean of its divisors is an integer number (911494818585).

Almost surely, 2^{12122102020110} is an apocalyptic number.

12122102020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12122102020110 is an abundant number, since it is smaller than the sum of its proper divisors (17045732174610).

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

12122102020110 is a wasteful number, since it uses less digits than its factorization.

12122102020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038740932.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12122102020110 its reverse (1102020122121), we get a palindrome (13224122142231).

The spelling of 12122102020110 in words is "twelve trillion, one hundred twenty-two billion, one hundred two million, twenty thousand, one hundred ten".