202022210212 has 6 divisors (see below), whose sum is σ = 353538867878. Its totient is φ = 101011105104.

The previous prime is 202022210209. The next prime is 202022210261. The reversal of 202022210212 is 212012220202.

It can be written as a sum of positive squares in only one way, i.e., 200324275776 + 1697934436 = 447576^2 + 41206^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25252776273 + ... + 25252776280.

Almost surely, 2^202022210212 is an apocalyptic number.

It is an amenable number.

202022210212 is a deficient number, since it is larger than the sum of its proper divisors (151516657666).

202022210212 is a wasteful number, since it uses less digits than its factorization.

202022210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50505552557 (or 50505552555 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202022210212 its reverse (212012220202), we get a palindrome (414034430414).

The spelling of 202022210212 in words is "two hundred two billion, twenty-two million, two hundred ten thousand, two hundred twelve".