212143144011012 has 144 divisors (see below), whose sum is σ = 568558630890432. Its totient is φ = 66465232711680.

The previous prime is 212143144010957. The next prime is 212143144011089. The reversal of 212143144011012 is 210110441341212.

212143144011012 is a `hidden beast` number, since 2 + 1 + 2 + 143 + 14 + 401 + 101 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1915095187 + ... + 1915205957.

It is an arithmetic number, because the mean of its divisors is an integer number (3948323825628).

Almost surely, 2^{212143144011012} 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 212143144011012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (284279315445216).

212143144011012 is an abundant number, since it is smaller than the sum of its proper divisors (356415486879420).

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

212143144011012 is a wasteful number, since it uses less digits than its factorization.

212143144011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114978 (or 114973 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

Adding to 212143144011012 its reverse (210110441341212), we get a palindrome (422253585352224).

The spelling of 212143144011012 in words is "two hundred twelve trillion, one hundred forty-three billion, one hundred forty-four million, eleven thousand, twelve".