212144313004 has 24 divisors (see below), whose sum is σ = 399828240000. Its totient is φ = 97908399744.

The previous prime is 212144312999. The next prime is 212144313037. The reversal of 212144313004 is 400313441212.

It is a self number, because there is not a number n which added to its sum of digits gives 212144313004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1287237 + ... + 1442659.

It is an arithmetic number, because the mean of its divisors is an integer number (16659510000).

Almost surely, 2^212144313004 is an apocalyptic number.

It is an amenable number.

212144313004 is a deficient number, since it is larger than the sum of its proper divisors (187683926996).

212144313004 is a wasteful number, since it uses less digits than its factorization.

212144313004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181689 (or 181687 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 212144313004 its reverse (400313441212), we get a palindrome (612457754216).

The spelling of 212144313004 in words is "two hundred twelve billion, one hundred forty-four million, three hundred thirteen thousand, four".