222222120020202 has 32 divisors (see below), whose sum is σ = 444536577140544. Its totient is φ = 74058651216000.

The previous prime is 222222120020171. The next prime is 222222120020209. The reversal of 222222120020202 is 202020021222222.

It is not an unprimeable number, because it can be changed into a prime (222222120020209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1853629302 + ... + 1853749182.

It is an arithmetic number, because the mean of its divisors is an integer number (13891768035642).

Almost surely, 2^{222222120020202} is an apocalyptic number.

222222120020202 is an abundant number, since it is smaller than the sum of its proper divisors (222314457120342).

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

222222120020202 is a wasteful number, since it uses less digits than its factorization.

222222120020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181494.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 222222120020202 its reverse (202020021222222), we get a palindrome (424242141242424).

The spelling of 222222120020202 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, one hundred twenty million, twenty thousand, two hundred two".