210100200212 has 18 divisors (see below), whose sum is σ = 427703979402. Its totient is φ = 90042942864.

The previous prime is 210100200173. The next prime is 210100200221. The reversal of 210100200212 is 212002001012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 191700362896 + 18399837316 = 437836^2 + 135646^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210100200193 and 210100200202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 535969703 + ... + 535970094.

It is an arithmetic number, because the mean of its divisors is an integer number (23761332189).

Almost surely, 2^210100200212 is an apocalyptic number.

It is an amenable number.

210100200212 is an abundant number, since it is smaller than the sum of its proper divisors (217603779190).

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

210100200212 is a wasteful number, since it uses less digits than its factorization.

210100200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071939815 (or 1071939806 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210100200212 its reverse (212002001012), we get a palindrome (422102201224).

The spelling of 210100200212 in words is "two hundred ten billion, one hundred million, two hundred thousand, two hundred twelve".