212210313202 has 4 divisors (see below), whose sum is σ = 318315469806. Its totient is φ = 106105156600.

The previous prime is 212210313137. The next prime is 212210313223. The reversal of 212210313202 is 202313012212.

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., 129110143761 + 83100169441 = 359319^2 + 288271^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 212210313202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53052578299 + ... + 53052578302.

Almost surely, 2^212210313202 is an apocalyptic number.

212210313202 is a deficient number, since it is larger than the sum of its proper divisors (106105156604).

212210313202 is a wasteful number, since it uses less digits than its factorization.

212210313202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106105156603.

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

Adding to 212210313202 its reverse (202313012212), we get a palindrome (414523325414).

The spelling of 212210313202 in words is "two hundred twelve billion, two hundred ten million, three hundred thirteen thousand, two hundred two".