202422444442 has 8 divisors (see below), whose sum is σ = 303709454496. Its totient is φ = 101185959612.

The previous prime is 202422444437. The next prime is 202422444457. The reversal of 202422444442 is 244444224202.

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

It is a junction number, because it is equal to n+sod(n) for n = 202422444398 and 202422444407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12621288 + ... + 12637315.

It is an arithmetic number, because the mean of its divisors is an integer number (37963681812).

Almost surely, 2^202422444442 is an apocalyptic number.

202422444442 is a deficient number, since it is larger than the sum of its proper divisors (101287010054).

202422444442 is a wasteful number, since it uses less digits than its factorization.

202422444442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25262612.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 202422444442 its reverse (244444224202), we get a palindrome (446866668644).

The spelling of 202422444442 in words is "two hundred two billion, four hundred twenty-two million, four hundred forty-four thousand, four hundred forty-two".