202022222 has 8 divisors (see below), whose sum is σ = 303515472. Its totient is φ = 100850400.

The previous prime is 202022221. The next prime is 202022251. The reversal of 202022222 is 222220202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

202022222 is a modest number, since divided by 22222 gives 2020 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 202022197 and 202022206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202022221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78779 + ... + 81302.

It is an arithmetic number, because the mean of its divisors is an integer number (37939434).

Almost surely, 2^202022222 is an apocalyptic number.

202022222 is a deficient number, since it is larger than the sum of its proper divisors (101493250).

202022222 is a wasteful number, since it uses less digits than its factorization.

202022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160714.

The product of its (nonzero) digits is 128, while the sum is 14.

The square root of 202022222 is about 14213.4521492845. The cubic root of 202022222 is about 586.7679460276.

Adding to 202022222 its reverse (222220202), we get a palindrome (424242424).

It can be divided in two parts, 20202 and 2222, that multiplied together give a palindrome (44888844).

The spelling of 202022222 in words is "two hundred two million, twenty-two thousand, two hundred twenty-two".