212010220102102 has 16 divisors (see below), whose sum is σ = 321880094464320. Its totient is φ = 104719014972352.

The previous prime is 212010220102081. The next prime is 212010220102199. The reversal of 212010220102102 is 201201022010212.

It is a happy number.

It is a congruent number.

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, 539725993 + ... + 540118660.

It is an arithmetic number, because the mean of its divisors is an integer number (20117505904020).

Almost surely, 2^{212010220102102} is an apocalyptic number.

212010220102102 is a deficient number, since it is larger than the sum of its proper divisors (109869874362218).

212010220102102 is a wasteful number, since it uses less digits than its factorization.

212010220102102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079845847.

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

Adding to 212010220102102 its reverse (201201022010212), we get a palindrome (413211242112314).

It can be divided in two parts, 21201022010210 and 2, that added together give a palindrome (21201022010212).

The spelling of 212010220102102 in words is "two hundred twelve trillion, ten billion, two hundred twenty million, one hundred two thousand, one hundred two".