102221122010212 has 12 divisors (see below), whose sum is σ = 179324339959660. Its totient is φ = 50985596307456.

The previous prime is 102221122010159. The next prime is 102221122010261. The reversal of 102221122010212 is 212010221122201.

102221122010212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 45255973289536 + 56965148720676 = 6727256^2 + 7547526^2 .

It is a super-3 number, since 3×102221122010212³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102221122010212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31241172573 + ... + 31241175844.

Almost surely, 2^{102221122010212} is an apocalyptic number.

It is an amenable number.

102221122010212 is a deficient number, since it is larger than the sum of its proper divisors (77103217949448).

102221122010212 is a wasteful number, since it uses less digits than its factorization.

102221122010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62482348830 (or 62482348828 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 102221122010212 its reverse (212010221122201), we get a palindrome (314231343132413).

The spelling of 102221122010212 in words is "one hundred two trillion, two hundred twenty-one billion, one hundred twenty-two million, ten thousand, two hundred twelve".