212252404322 has 16 divisors (see below), whose sum is σ = 364351001472. Its totient is φ = 90842881920.

The previous prime is 212252404319. The next prime is 212252404337. The reversal of 212252404322 is 223404252212.

It is a happy number.

212252404322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 10192079 + ... + 10212882.

It is an arithmetic number, because the mean of its divisors is an integer number (22771937592).

Almost surely, 2^212252404322 is an apocalyptic number.

212252404322 is a deficient number, since it is larger than the sum of its proper divisors (152098597150).

212252404322 is a wasteful number, since it uses less digits than its factorization.

212252404322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20405713.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 212252404322 its reverse (223404252212), we get a palindrome (435656656534).

The spelling of 212252404322 in words is "two hundred twelve billion, two hundred fifty-two million, four hundred four thousand, three hundred twenty-two".