212212330202 has 8 divisors (see below), whose sum is σ = 318324755316. Its totient is φ = 106104078432.

The previous prime is 212212330193. The next prime is 212212330259. The reversal of 212212330202 is 202033212212.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 204485744401 + 7726585801 = 452201^2 + 87901^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 912953 + ... + 1121564.

Almost surely, 2^212212330202 is an apocalyptic number.

212212330202 is a deficient number, since it is larger than the sum of its proper divisors (106112425114).

212212330202 is a wasteful number, since it uses less digits than its factorization.

212212330202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086672.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 212212330202 its reverse (202033212212), we get a palindrome (414245542414).

The spelling of 212212330202 in words is "two hundred twelve billion, two hundred twelve million, three hundred thirty thousand, two hundred two".