212142242241212 has 12 divisors (see below), whose sum is σ = 374924655842856. Its totient is φ = 105020912000400.

The previous prime is 212142242241179. The next prime is 212142242241217.

212142242241212 is nontrivially palindromic in base 10.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212142242241217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262552279598 + ... + 262552280405.

It is an arithmetic number, because the mean of its divisors is an integer number (31243721320238).

Almost surely, 2^{212142242241212} is an apocalyptic number.

It is an amenable number.

212142242241212 is a deficient number, since it is larger than the sum of its proper divisors (162782413601644).

212142242241212 is a wasteful number, since it uses less digits than its factorization.

212142242241212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525104560108 (or 525104560106 counting only the distinct ones).

The product of its digits is 16384, while the sum is 32.

The spelling of 212142242241212 in words is "two hundred twelve trillion, one hundred forty-two billion, two hundred forty-two million, two hundred forty-one thousand, two hundred twelve".