12210011000220 has 72 divisors (see below), whose sum is σ = 37578579332112. Its totient is φ = 2960002664960.

The previous prime is 12210011000207. The next prime is 12210011000269. The reversal of 12210011000220 is 2200011001221.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 12210011000196 and 12210011000205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 840902589 + ... + 840917108.

It is an arithmetic number, because the mean of its divisors is an integer number (521924712946).

Almost surely, 2^{12210011000220} is an apocalyptic number.

12210011000220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12210011000220 is an abundant number, since it is smaller than the sum of its proper divisors (25368568331892).

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

12210011000220 is a wasteful number, since it uses less digits than its factorization.

12210011000220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681819731 (or 1681819718 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 12210011000220 its reverse (2200011001221), we get a palindrome (14410022001441).

The spelling of 12210011000220 in words is "twelve trillion, two hundred ten billion, eleven million, two hundred twenty", and thus it is an aban number.