212320424210 has 64 divisors (see below), whose sum is σ = 393827961600. Its totient is φ = 82388355840.

The previous prime is 212320424209. The next prime is 212320424213. The reversal of 212320424210 is 12424023212.

It is not an unprimeable number, because it can be changed into a prime (212320424213) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11310152 + ... + 11328908.

It is an arithmetic number, because the mean of its divisors is an integer number (6153561900).

Almost surely, 2^212320424210 is an apocalyptic number.

212320424210 is a deficient number, since it is larger than the sum of its proper divisors (181507537390).

212320424210 is a wasteful number, since it uses less digits than its factorization.

212320424210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19091.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 212320424210 its reverse (12424023212), we get a palindrome (224744447422).

The spelling of 212320424210 in words is "two hundred twelve billion, three hundred twenty million, four hundred twenty-four thousand, two hundred ten".