212210432342 has 8 divisors (see below), whose sum is σ = 318319345776. Its totient is φ = 106103983752.

The previous prime is 212210432321. The next prime is 212210432407. The reversal of 212210432342 is 243234012212.

212210432342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383378 + ... + 755909.

It is an arithmetic number, because the mean of its divisors is an integer number (39789918222).

Almost surely, 2^212210432342 is an apocalyptic number.

212210432342 is a deficient number, since it is larger than the sum of its proper divisors (106108913434).

212210432342 is a wasteful number, since it uses less digits than its factorization.

212210432342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232422.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 212210432342 its reverse (243234012212), we get a palindrome (455444444554).

The spelling of 212210432342 in words is "two hundred twelve billion, two hundred ten million, four hundred thirty-two thousand, three hundred forty-two".