12220200022212 has 432 divisors, whose sum is σ = 41471203318272. Its totient is φ = 2999460119040.

The previous prime is 12220200022183. The next prime is 12220200022223. The reversal of 12220200022212 is 21222000202221.

12220200022212 is a `hidden beast` number, since 12 + 220 + 200 + 0 + 22 + 212 = 666.

12220200022212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 19202037 + ... + 19828227.

Almost surely, 2^{12220200022212} is an apocalyptic number.

12220200022212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12220200022212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20735601659136).

12220200022212 is an abundant number, since it is smaller than the sum of its proper divisors (29251003296060).

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

12220200022212 is a wasteful number, since it uses less digits than its factorization.

12220200022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626288 (or 626276 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12220200022212 its reverse (21222000202221), we get a palindrome (33442200224433).

The spelling of 12220200022212 in words is "twelve trillion, two hundred twenty billion, two hundred million, twenty-two thousand, two hundred twelve".