22002200201212 has 96 divisors (see below), whose sum is σ = 48083562455040. Its totient is φ = 8558228118720.

The previous prime is 22002200201207. The next prime is 22002200201213. The reversal of 22002200201212 is 21210200220022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002200201213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 903235089 + ... + 903259447.

It is an arithmetic number, because the mean of its divisors is an integer number (500870442240).

Almost surely, 2^{22002200201212} is an apocalyptic number.

22002200201212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22002200201212 is an abundant number, since it is smaller than the sum of its proper divisors (26081362253828).

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

22002200201212 is a wasteful number, since it uses less digits than its factorization.

22002200201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29071 (or 29069 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22002200201212 its reverse (21210200220022), we get a palindrome (43212400421234).

The spelling of 22002200201212 in words is "twenty-two trillion, two billion, two hundred million, two hundred one thousand, two hundred twelve".