6221212322 has 16 divisors (see below), whose sum is σ = 10640807352. Its totient is φ = 2702426880.

The previous prime is 6221212321. The next prime is 6221212331. The reversal of 6221212322 is 2232121226.

It can be written as a sum of positive squares in 4 ways, for example, as 4648376041 + 1572836281 = 68179^2 + 39659^2 .

It is not an unprimeable number, because it can be changed into a prime (6221212321) 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, 7037129 + ... + 7038012.

Almost surely, 2^6221212322 is an apocalyptic number.

6221212322 is a deficient number, since it is larger than the sum of its proper divisors (4419595030).

6221212322 is a wasteful number, since it uses less digits than its factorization.

6221212322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14075173.

The product of its digits is 1152, while the sum is 23.

The square root of 6221212322 is about 78874.6621038721. The cubic root of 6221212322 is about 1839.1832703650.

Adding to 6221212322 its reverse (2232121226), we get a palindrome (8453333548).

The spelling of 6221212322 in words is "six billion, two hundred twenty-one million, two hundred twelve thousand, three hundred twenty-two".