212000340004 has 12 divisors (see below), whose sum is σ = 378894225024. Its totient is φ = 103744847144.

The previous prime is 212000339981. The next prime is 212000340007. The reversal of 212000340004 is 400043000212.

It is a self number, because there is not a number n which added to its sum of digits gives 212000340004.

It is not an unprimeable number, because it can be changed into a prime (212000340007) 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, 563830504 + ... + 563830879.

It is an arithmetic number, because the mean of its divisors is an integer number (31574518752).

Almost surely, 2^212000340004 is an apocalyptic number.

It is an amenable number.

212000340004 is a deficient number, since it is larger than the sum of its proper divisors (166893885020).

212000340004 is a wasteful number, since it uses less digits than its factorization.

212000340004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127661434 (or 1127661432 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 212000340004 its reverse (400043000212), we get a palindrome (612043340216).

The spelling of 212000340004 in words is "two hundred twelve billion, three hundred forty thousand, four".