12001223020110 has 64 divisors (see below), whose sum is σ = 29687901103872. Its totient is φ = 3103083115776.

The previous prime is 12001223020009. The next prime is 12001223020141. The reversal of 12001223020110 is 1102032210021.

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 12001223020110.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 33776824 + ... + 34130283.

It is an arithmetic number, because the mean of its divisors is an integer number (463873454748).

Almost surely, 2^{12001223020110} is an apocalyptic number.

12001223020110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12001223020110 is an abundant number, since it is smaller than the sum of its proper divisors (17686678083762).

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

12001223020110 is a wasteful number, since it uses less digits than its factorization.

12001223020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67907297.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 12001223020110 its reverse (1102032210021), we get a palindrome (13103255230131).

The spelling of 12001223020110 in words is "twelve trillion, one billion, two hundred twenty-three million, twenty thousand, one hundred ten".