212230212004 has 12 divisors (see below), whose sum is σ = 371568913884. Its totient is φ = 106067665184.

The previous prime is 212230211993. The next prime is 212230212109. The reversal of 212230212004 is 400212032212.

It can be written as a sum of positive squares in 2 ways, for example, as 183696245604 + 28533966400 = 428598^2 + 168920^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11850139 + ... + 11868034.

It is an arithmetic number, because the mean of its divisors is an integer number (30964076157).

Almost surely, 2^212230212004 is an apocalyptic number.

It is an amenable number.

212230212004 is a deficient number, since it is larger than the sum of its proper divisors (159338701880).

212230212004 is a wasteful number, since it uses less digits than its factorization.

212230212004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23720414 (or 23720412 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 212230212004 its reverse (400212032212), we get a palindrome (612442244216).

The spelling of 212230212004 in words is "two hundred twelve billion, two hundred thirty million, two hundred twelve thousand, four".