12300220211022 has 72 divisors (see below), whose sum is σ = 27699382432800. Its totient is φ = 3944602327680.

The previous prime is 12300220211011. The next prime is 12300220211029. The reversal of 12300220211022 is 22011202200321.

12300220211022 is a `hidden beast` number, since 1 + 230 + 0 + 220 + 211 + 0 + 2 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12300220210986 and 12300220211004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12300220211029) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2807979 + ... + 5699577.

It is an arithmetic number, because the mean of its divisors is an integer number (384713644900).

Almost surely, 2^{12300220211022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12300220211022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13849691216400).

12300220211022 is an abundant number, since it is smaller than the sum of its proper divisors (15399162221778).

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

12300220211022 is a wasteful number, since it uses less digits than its factorization.

12300220211022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891946 (or 2891914 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 12300220211022 its reverse (22011202200321), we get a palindrome (34311422411343).

The spelling of 12300220211022 in words is "twelve trillion, three hundred billion, two hundred twenty million, two hundred eleven thousand, twenty-two".