202112422 has 8 divisors (see below), whose sum is σ = 321002136. Its totient is φ = 95111712.

The previous prime is 202112381. The next prime is 202112429. The reversal of 202112422 is 224211202.

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

It is a super-2 number, since 2×202112422² = 81698862253412168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202112396 and 202112405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202112429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2972208 + ... + 2972275.

It is an arithmetic number, because the mean of its divisors is an integer number (40125267).

Almost surely, 2^202112422 is an apocalyptic number.

202112422 is a deficient number, since it is larger than the sum of its proper divisors (118889714).

202112422 is a wasteful number, since it uses less digits than its factorization.

202112422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5944502.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 202112422 is about 14216.6248455813. The cubic root of 202112422 is about 586.8552608342.

Adding to 202112422 its reverse (224211202), we get a palindrome (426323624).

The spelling of 202112422 in words is "two hundred two million, one hundred twelve thousand, four hundred twenty-two".