12212210002212 has 96 divisors (see below), whose sum is σ = 34642076327040. Its totient is φ = 3689688360960.

The previous prime is 12212210002177. The next prime is 12212210002241. The reversal of 12212210002212 is 21220001221221.

It is a happy number.

12212210002212 is a `hidden beast` number, since 1 + 221 + 221 + 0 + 0 + 0 + 221 + 2 = 666.

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 31 ways as a sum of consecutive naturals, for example, 14851333 + ... + 15652044.

It is an arithmetic number, because the mean of its divisors is an integer number (360854961740).

Almost surely, 2^{12212210002212} is an apocalyptic number.

12212210002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12212210002212 is an abundant number, since it is smaller than the sum of its proper divisors (22429866324828).

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

12212210002212 is a wasteful number, since it uses less digits than its factorization.

12212210002212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30503738 (or 30503730 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 12212210002212 its reverse (21220001221221), we get a palindrome (33432211223433).

The spelling of 12212210002212 in words is "twelve trillion, two hundred twelve billion, two hundred ten million, two thousand, two hundred twelve".