201010210100212 has 6 divisors (see below), whose sum is σ = 351767867675378. Its totient is φ = 100505105050104.

The previous prime is 201010210100201. The next prime is 201010210100213. The reversal of 201010210100212 is 212001012010102.

It can be written as a sum of positive squares in only one way, i.e., 182472655963536 + 18537554136676 = 13508244^2 + 4305526^2 .

It is a junction number, because it is equal to n+sod(n) for n = 201010210100192 and 201010210100201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010210100213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25126276262523 + ... + 25126276262530.

Almost surely, 2^{201010210100212} is an apocalyptic number.

It is an amenable number.

201010210100212 is a deficient number, since it is larger than the sum of its proper divisors (150757657575166).

201010210100212 is a wasteful number, since it uses less digits than its factorization.

201010210100212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50252552525057 (or 50252552525055 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 201010210100212 its reverse (212001012010102), we get a palindrome (413011222110314).

The spelling of 201010210100212 in words is "two hundred one trillion, ten billion, two hundred ten million, one hundred thousand, two hundred twelve".