170010221201212 has 96 divisors (see below), whose sum is σ = 356774468400000. Its totient is φ = 69373110140928.

The previous prime is 170010221201207. The next prime is 170010221201237. The reversal of 170010221201212 is 212102122010071.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 560587 + ... + 18448162.

It is an arithmetic number, because the mean of its divisors is an integer number (3716400712500).

Almost surely, 2^{170010221201212} is an apocalyptic number.

It is an amenable number.

170010221201212 is an abundant number, since it is smaller than the sum of its proper divisors (186764247198788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

170010221201212 is a wasteful number, since it uses less digits than its factorization.

170010221201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19008983 (or 19008981 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 170010221201212 its reverse (212102122010071), we get a palindrome (382112343211283).

The spelling of 170010221201212 in words is "one hundred seventy trillion, ten billion, two hundred twenty-one million, two hundred one thousand, two hundred twelve".