212330232210 has 32 divisors (see below), whose sum is σ = 509651631360. Its totient is φ = 56614831488.

The previous prime is 212330232193. The next prime is 212330232281. The reversal of 212330232210 is 12232033212.

It is a happy number.

212330232210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144307 + ... + 667446.

It is an arithmetic number, because the mean of its divisors is an integer number (15926613480).

Almost surely, 2^212330232210 is an apocalyptic number.

212330232210 is an abundant number, since it is smaller than the sum of its proper divisors (297321399150).

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

212330232210 is a wasteful number, since it uses less digits than its factorization.

212330232210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820482.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 212330232210 its reverse (12232033212), we get a palindrome (224562265422).

It can be divided in two parts, 2123302 and 32210, that added together give a palindrome (2155512).

The spelling of 212330232210 in words is "two hundred twelve billion, three hundred thirty million, two hundred thirty-two thousand, two hundred ten".