202222110212 has 6 divisors (see below), whose sum is σ = 353888692878. Its totient is φ = 101111055104.

The previous prime is 202222110197. The next prime is 202222110247. The reversal of 202222110212 is 212011222202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 171672663556 + 30549446656 = 414334^2 + 174784^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25277763773 + ... + 25277763780.

It is an arithmetic number, because the mean of its divisors is an integer number (58981448813).

Almost surely, 2^202222110212 is an apocalyptic number.

It is an amenable number.

202222110212 is a deficient number, since it is larger than the sum of its proper divisors (151666582666).

202222110212 is a wasteful number, since it uses less digits than its factorization.

202222110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50555527557 (or 50555527555 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202222110212 its reverse (212011222202), we get a palindrome (414233332414).

The spelling of 202222110212 in words is "two hundred two billion, two hundred twenty-two million, one hundred ten thousand, two hundred twelve".