213222010202 has 4 divisors (see below), whose sum is σ = 319833015306. Its totient is φ = 106611005100.

The previous prime is 213222010189. The next prime is 213222010231. The reversal of 213222010202 is 202010222312.

213222010202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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., 163136017801 + 50085992401 = 403901^2 + 223799^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53305502549 + ... + 53305502552.

Almost surely, 2^213222010202 is an apocalyptic number.

213222010202 is a deficient number, since it is larger than the sum of its proper divisors (106611005104).

213222010202 is a wasteful number, since it uses less digits than its factorization.

213222010202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106611005103.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 213222010202 its reverse (202010222312), we get a palindrome (415232232514).

The spelling of 213222010202 in words is "two hundred thirteen billion, two hundred twenty-two million, ten thousand, two hundred two".