212320010 has 32 divisors (see below), whose sum is σ = 440795520. Its totient is φ = 72124992.

The previous prime is 212320007. The next prime is 212320019. The reversal of 212320010 is 10023212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212319973 and 212320000.

It is not an unprimeable number, because it can be changed into a prime (212320019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6284 + ... + 21543.

It is an arithmetic number, because the mean of its divisors is an integer number (13774860).

Almost surely, 2^212320010 is an apocalyptic number.

212320010 is an abundant number, since it is smaller than the sum of its proper divisors (228475510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212320010 is a wasteful number, since it uses less digits than its factorization.

212320010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27950.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 212320010 is about 14571.2048232121. The cubic root of 212320010 is about 596.5730659883.

Adding to 212320010 its reverse (10023212), we get a palindrome (222343222).

The spelling of 212320010 in words is "two hundred twelve million, three hundred twenty thousand, ten".