212244341444212 has 192 divisors, whose sum is σ = 480906040688640. Its totient is φ = 79531836249600.

The previous prime is 212244341444203. The next prime is 212244341444231. The reversal of 212244341444212 is 212444143442212.

It is a super-3 number, since 3×212244341444212³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

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 63 ways as a sum of consecutive naturals, for example, 2490708118 + ... + 2490793330.

It is an arithmetic number, because the mean of its divisors is an integer number (2504718961920).

Almost surely, 2^{212244341444212} is an apocalyptic number.

212244341444212 is a gapful number since it is divisible by the number (22) 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 212244341444212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240453020344320).

212244341444212 is an abundant number, since it is smaller than the sum of its proper divisors (268661699244428).

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

212244341444212 is a wasteful number, since it uses less digits than its factorization.

212244341444212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86342 (or 86340 counting only the distinct ones).

The product of its digits is 393216, while the sum is 40.

Adding to 212244341444212 its reverse (212444143442212), we get a palindrome (424688484886424).

The spelling of 212244341444212 in words is "two hundred twelve trillion, two hundred forty-four billion, three hundred forty-one million, four hundred forty-four thousand, two hundred twelve".