222202121010010 has 32 divisors (see below), whose sum is σ = 405975551554512. Its totient is φ = 87548107438080.

The previous prime is 222202121010007. The next prime is 222202121010019. The reversal of 222202121010010 is 10010121202222.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 48908776497361 + 173293344512649 = 6993481^2 + 13164093^2 .

It is not an unprimeable number, because it can be changed into a prime (222202121010019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 199435579 + ... + 200546638.

Almost surely, 2^{222202121010010} is an apocalyptic number.

222202121010010 is a deficient number, since it is larger than the sum of its proper divisors (183773430544502).

222202121010010 is a wasteful number, since it uses less digits than its factorization.

222202121010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399983058.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222202121010010 its reverse (10010121202222), we get a palindrome (232212242212232).

The spelling of 222202121010010 in words is "two hundred twenty-two trillion, two hundred two billion, one hundred twenty-one million, ten thousand, ten".