202223100222 has 96 divisors (see below), whose sum is σ = 516802156416. Its totient is φ = 56340360000.

The previous prime is 202223100221. The next prime is 202223100223. The reversal of 202223100222 is 222001322202.

It is an interprime number because it is at equal distance from previous prime (202223100221) and next prime (202223100223).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202223100195 and 202223100204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202223100221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 489573 + ... + 802575.

It is an arithmetic number, because the mean of its divisors is an integer number (5383355796).

Almost surely, 2^202223100222 is an apocalyptic number.

202223100222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 202223100222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258401078208).

202223100222 is an abundant number, since it is smaller than the sum of its proper divisors (314579056194).

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

202223100222 is a wasteful number, since it uses less digits than its factorization.

202223100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313286 (or 313283 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 202223100222 its reverse (222001322202), we get a palindrome (424224422424).

The spelling of 202223100222 in words is "two hundred two billion, two hundred twenty-three million, one hundred thousand, two hundred twenty-two".