212320020232 has 16 divisors (see below), whose sum is σ = 411827625900. Its totient is φ = 102499320000.

The previous prime is 212320020197. The next prime is 212320020251. The reversal of 212320020232 is 232020023212.

It can be written as a sum of positive squares in 2 ways, for example, as 209971067076 + 2348953156 = 458226^2 + 48466^2 .

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 3 ways as a sum of consecutive naturals, for example, 457586019 + ... + 457586482.

Almost surely, 2^212320020232 is an apocalyptic number.

It is an amenable number.

212320020232 is a deficient number, since it is larger than the sum of its proper divisors (199507605668).

212320020232 is a wasteful number, since it uses less digits than its factorization.

212320020232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 915172536 (or 915172532 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 212320020232 its reverse (232020023212), we get a palindrome (444340043444).

The spelling of 212320020232 in words is "two hundred twelve billion, three hundred twenty million, twenty thousand, two hundred thirty-two".