12220010002212 has 12 divisors (see below), whose sum is σ = 28513356671856. Its totient is φ = 4073336667400.

The previous prime is 12220010002183. The next prime is 12220010002229. The reversal of 12220010002212 is 21220001002221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×12220010002212² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12220010002191 and 12220010002200.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509167083414 + ... + 509167083437.

It is an arithmetic number, because the mean of its divisors is an integer number (2376113055988).

Almost surely, 2^{12220010002212} is an apocalyptic number.

12220010002212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12220010002212 is an abundant number, since it is smaller than the sum of its proper divisors (16293346669644).

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

12220010002212 is a wasteful number, since it uses less digits than its factorization.

12220010002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1018334166858 (or 1018334166856 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12220010002212 its reverse (21220001002221), we get a palindrome (33440011004433).

The spelling of 12220010002212 in words is "twelve trillion, two hundred twenty billion, ten million, two thousand, two hundred twelve".