202423423222 has 8 divisors (see below), whose sum is σ = 303637945896. Its totient is φ = 101210774592.

The previous prime is 202423423193. The next prime is 202423423283. The reversal of 202423423222 is 222324324202.

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

It is a super-2 number, since 2×202423423222² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 157068 + ... + 655375.

It is an arithmetic number, because the mean of its divisors is an integer number (37954743237).

Almost surely, 2^202423423222 is an apocalyptic number.

202423423222 is a deficient number, since it is larger than the sum of its proper divisors (101214522674).

202423423222 is a wasteful number, since it uses less digits than its factorization.

202423423222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 937022.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 202423423222 its reverse (222324324202), we get a palindrome (424747747424).

The spelling of 202423423222 in words is "two hundred two billion, four hundred twenty-three million, four hundred twenty-three thousand, two hundred twenty-two".