222010020212 has 24 divisors (see below), whose sum is σ = 393238427400. Its totient is φ = 109661081600.

The previous prime is 222010020161. The next prime is 222010020227. The reversal of 222010020212 is 212020010222.

It can be written as a sum of positive squares in 4 ways, for example, as 143371278736 + 78638741476 = 378644^2 + 280426^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430553 + ... + 793344.

It is an arithmetic number, because the mean of its divisors is an integer number (16384934475).

Almost surely, 2^222010020212 is an apocalyptic number.

It is an amenable number.

222010020212 is a deficient number, since it is larger than the sum of its proper divisors (171228407188).

222010020212 is a wasteful number, since it uses less digits than its factorization.

222010020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224451 (or 1224449 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 222010020212 its reverse (212020010222), we get a palindrome (434030030434).

The spelling of 222010020212 in words is "two hundred twenty-two billion, ten million, twenty thousand, two hundred twelve".