212010202 has 4 divisors (see below), whose sum is σ = 318015306. Its totient is φ = 106005100.

The previous prime is 212010173. The next prime is 212010203. The reversal of 212010202 is 202010212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 158734801 + 53275401 = 12599^2 + 7299^2 .

It is not an unprimeable number, because it can be changed into a prime (212010203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53002549 + ... + 53002552.

Almost surely, 2^212010202 is an apocalyptic number.

212010202 is a deficient number, since it is larger than the sum of its proper divisors (106005104).

212010202 is a wasteful number, since it uses less digits than its factorization.

212010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106005103.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 212010202 is about 14560.5701124647. The cubic root of 212010202 is about 596.2827603680.

Adding to 212010202 its sum of digits (10), we get a palindrome (212010212).

Adding to 212010202 its reverse (202010212), we get a palindrome (414020414).

It can be divided in two parts, 212010 and 202, that added together give a palindrome (212212).

The spelling of 212010202 in words is "two hundred twelve million, ten thousand, two hundred two".