212021323120212 has 24 divisors (see below), whose sum is σ = 508087134685536. Its totient is φ = 68763672363168.

The previous prime is 212021323120183. The next prime is 212021323120231.

212021323120212 is nontrivially palindromic in base 10.

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 7 ways as a sum of consecutive naturals, for example, 238762750818 + ... + 238762751705.

It is an arithmetic number, because the mean of its divisors is an integer number (21170297278564).

Almost surely, 2^{212021323120212} is an apocalyptic number.

It is an amenable number.

212021323120212 is an abundant number, since it is smaller than the sum of its proper divisors (296065811565324).

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

212021323120212 is a wasteful number, since it uses less digits than its factorization.

212021323120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477525502567 (or 477525502565 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The spelling of 212021323120212 in words is "two hundred twelve trillion, twenty-one billion, three hundred twenty-three million, one hundred twenty thousand, two hundred twelve".