212212303322 has 16 divisors (see below), whose sum is σ = 337438242792. Its totient is φ = 99747525120.

The previous prime is 212212303307. The next prime is 212212303327. The reversal of 212212303322 is 223303212212.

It can be written as a sum of positive squares in 4 ways, for example, as 195205796041 + 17006507281 = 441821^2 + 130409^2 .

It is not an unprimeable number, because it can be changed into a prime (212212303327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3629579 + ... + 3687582.

Almost surely, 2^212212303322 is an apocalyptic number.

212212303322 is a deficient number, since it is larger than the sum of its proper divisors (125225939470).

212212303322 is a wasteful number, since it uses less digits than its factorization.

212212303322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7318033.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 212212303322 its reverse (223303212212), we get a palindrome (435515515534).

The spelling of 212212303322 in words is "two hundred twelve billion, two hundred twelve million, three hundred three thousand, three hundred twenty-two".