212214699181212 has 768 divisors, whose sum is σ = 677745169920000. Its totient is φ = 51151701823488.

The previous prime is 212214699181207. The next prime is 212214699181217. The reversal of 212214699181212 is 212181996412212.

It is an interprime number because it is at equal distance from previous prime (212214699181207) and next prime (212214699181217).

It is a super-2 number, since 2×212214699181212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212214699181217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 48263518198 + ... + 48263522594.

It is an arithmetic number, because the mean of its divisors is an integer number (882480690000).

Almost surely, 2^{212214699181212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212214699181212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (338872584960000).

212214699181212 is an abundant number, since it is smaller than the sum of its proper divisors (465530470738788).

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

212214699181212 is a wasteful number, since it uses less digits than its factorization.

212214699181212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6123 (or 6107 counting only the distinct ones).

The product of its digits is 497664, while the sum is 51.

The spelling of 212214699181212 in words is "two hundred twelve trillion, two hundred fourteen billion, six hundred ninety-nine million, one hundred eighty-one thousand, two hundred twelve".