212136202 has 8 divisors (see below), whose sum is σ = 320231556. Its totient is φ = 105392352.

The previous prime is 212136191. The next prime is 212136209. The reversal of 212136202 is 202631212.

It can be written as a sum of positive squares in 2 ways, for example, as 182007081 + 30129121 = 13491^2 + 5489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 212136202.

It is not an unprimeable number, because it can be changed into a prime (212136209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 337483 + ... + 338110.

Almost surely, 2^212136202 is an apocalyptic number.

212136202 is a deficient number, since it is larger than the sum of its proper divisors (108095354).

212136202 is a wasteful number, since it uses less digits than its factorization.

212136202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675752.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 212136202 is about 14564.8962234545. The cubic root of 212136202 is about 596.4008627803.

Adding to 212136202 its reverse (202631212), we get a palindrome (414767414).

The spelling of 212136202 in words is "two hundred twelve million, one hundred thirty-six thousand, two hundred two".