202022210220222 has 128 divisors (see below), whose sum is σ = 476103118233600. Its totient is φ = 55949562345600.

The previous prime is 202022210220217. The next prime is 202022210220239. The reversal of 202022210220222 is 222022012220202.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 275885529 + ... + 276616827.

It is an arithmetic number, because the mean of its divisors is an integer number (3719555611200).

Almost surely, 2^{202022210220222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202022210220222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238051559116800).

202022210220222 is an abundant number, since it is smaller than the sum of its proper divisors (274080908013378).

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

202022210220222 is a wasteful number, since it uses less digits than its factorization.

202022210220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732518.

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

Adding to 202022210220222 its reverse (222022012220202), we get a palindrome (424044222440424).

The spelling of 202022210220222 in words is "two hundred two trillion, twenty-two billion, two hundred ten million, two hundred twenty thousand, two hundred twenty-two".