101212010202200 has 96 divisors (see below), whose sum is σ = 236730539682000. Its totient is φ = 40241877020160.

The previous prime is 101212010202161. The next prime is 101212010202211. The reversal of 101212010202200 is 2202010212101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 157073879 + ... + 157716921.

Almost surely, 2^{101212010202200} is an apocalyptic number.

101212010202200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101212010202200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118365269841000).

101212010202200 is an abundant number, since it is smaller than the sum of its proper divisors (135518529479800).

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

101212010202200 is a wasteful number, since it uses less digits than its factorization.

101212010202200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647781 (or 647772 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101212010202200 its reverse (2202010212101), we get a palindrome (103414020414301).

Subtracting from 101212010202200 its reverse (2202010212101), we obtain a palindrome (99009999990099).

The spelling of 101212010202200 in words is "one hundred one trillion, two hundred twelve billion, ten million, two hundred two thousand, two hundred".