12021001200110 has 128 divisors (see below), whose sum is σ = 26220843417600. Its totient is φ = 3876074104320.

The previous prime is 12021001200097. The next prime is 12021001200113. The reversal of 12021001200110 is 1100210012021.

It is a junction number, because it is equal to n+sod(n) for n = 12021001200091 and 12021001200100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021001200113) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 152049971 + ... + 152129009.

It is an arithmetic number, because the mean of its divisors is an integer number (204850339200).

Almost surely, 2^{12021001200110} is an apocalyptic number.

12021001200110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021001200110 is an abundant number, since it is smaller than the sum of its proper divisors (14199842217490).

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

12021001200110 is a wasteful number, since it uses less digits than its factorization.

12021001200110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79906.

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

Adding to 12021001200110 its reverse (1100210012021), we get a palindrome (13121211212131).

The spelling of 12021001200110 in words is "twelve trillion, twenty-one billion, one million, two hundred thousand, one hundred ten".