212801828342 has 16 divisors (see below), whose sum is σ = 328297583952. Its totient is φ = 103377506400.

The previous prime is 212801828339. The next prime is 212801828363. The reversal of 212801828342 is 243828108212.

It is a self number, because there is not a number n which added to its sum of digits gives 212801828342.

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, 1999268 + ... + 2103015.

It is an arithmetic number, because the mean of its divisors is an integer number (20518598997).

Almost surely, 2^212801828342 is an apocalyptic number.

212801828342 is a deficient number, since it is larger than the sum of its proper divisors (115495755610).

212801828342 is a wasteful number, since it uses less digits than its factorization.

212801828342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4103023.

The product of its (nonzero) digits is 98304, while the sum is 41.

The spelling of 212801828342 in words is "two hundred twelve billion, eight hundred one million, eight hundred twenty-eight thousand, three hundred forty-two".