212331222010 has 16 divisors (see below), whose sum is σ = 382245084072. Its totient is φ = 84921625600.

The previous prime is 212331222007. The next prime is 212331222023. The reversal of 212331222010 is 10222133212.

It can be written as a sum of positive squares in 4 ways, for example, as 205989807321 + 6341414689 = 453861^2 + 79633^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1275571 + ... + 1432390.

Almost surely, 2^212331222010 is an apocalyptic number.

212331222010 is a deficient number, since it is larger than the sum of its proper divisors (169913862062).

212331222010 is a wasteful number, since it uses less digits than its factorization.

212331222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2715809.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 212331222010 its reverse (10222133212), we get a palindrome (222553355222).

The spelling of 212331222010 in words is "two hundred twelve billion, three hundred thirty-one million, two hundred twenty-two thousand, ten".