212534481827 has 8 divisors (see below), whose sum is σ = 216234560880. Its totient is φ = 208837662880.

The previous prime is 212534481769. The next prime is 212534481829. The reversal of 212534481827 is 728184435212.

212534481827 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 212534481827 - 2¹² = 212534477731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212534481829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 683324 + ... + 944457.

It is an arithmetic number, because the mean of its divisors is an integer number (27029320110).

Almost surely, 2^212534481827 is an apocalyptic number.

212534481827 is a deficient number, since it is larger than the sum of its proper divisors (3700079053).

212534481827 is a wasteful number, since it uses less digits than its factorization.

212534481827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630053.

The product of its digits is 860160, while the sum is 47.

The spelling of 212534481827 in words is "two hundred twelve billion, five hundred thirty-four million, four hundred eighty-one thousand, eight hundred twenty-seven".