202222011211212 has 12 divisors (see below), whose sum is σ = 471851359492856. Its totient is φ = 67407337070400.

The previous prime is 202222011211177. The next prime is 202222011211219. The reversal of 202222011211212 is 212112110222202.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (202222011211219) 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, 8425917133789 + ... + 8425917133812.

Almost surely, 2^{202222011211212} is an apocalyptic number.

It is an amenable number.

202222011211212 is an abundant number, since it is smaller than the sum of its proper divisors (269629348281644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202222011211212 is a wasteful number, since it uses less digits than its factorization.

202222011211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16851834267608 (or 16851834267606 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 202222011211212 its reverse (212112110222202), we get a palindrome (414334121433414).

The spelling of 202222011211212 in words is "two hundred two trillion, two hundred twenty-two billion, eleven million, two hundred eleven thousand, two hundred twelve".