202311422 has 8 divisors (see below), whose sum is σ = 305784072. Its totient is φ = 100383400.

The previous prime is 202311419. The next prime is 202311437. The reversal of 202311422 is 224113202.

202311422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×202311422² = 81859822943324168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202311422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385829 + ... + 386352.

It is an arithmetic number, because the mean of its divisors is an integer number (38223009).

Almost surely, 2^202311422 is an apocalyptic number.

202311422 is a deficient number, since it is larger than the sum of its proper divisors (103472650).

202311422 is a wasteful number, since it uses less digits than its factorization.

202311422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772314.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 202311422 is about 14223.6219719170. The cubic root of 202311422 is about 587.0478036578.

Adding to 202311422 its reverse (224113202), we get a palindrome (426424624).

The spelling of 202311422 in words is "two hundred two million, three hundred eleven thousand, four hundred twenty-two".